----------------------------------------------------------------------------
        UniProt Knowledgebase:
          Swiss-Prot Protein Knowledgebase
          TrEMBL Protein Database
        Swiss Institute of Bioinformatics (SIB); Geneva, Switzerland
        European Bioinformatics Institute (EBI); Hinxton, United Kingdom
        Protein Information Resource (PIR); Washington DC, USA
----------------------------------------------------------------------------

Description: Controlled vocabulary of posttranslational modifications (PTM)
Name:        ptmlist.txt
Release:     2011_07 of 28-Jun-2011

----------------------------------------------------------------------------

  This document lists the posttranslational modifications used in the UniProt
  knowledgebase (Swiss-Prot and TrEMBL).

  The definition of the posttranslational modifications usage as well as other
  information is provided in the following format:

  ---------  ---------------------------     ----------------------
  Line code  Content                         Occurrence in an entry
  ---------  ---------------------------     ----------------------
  ID         Identifier (FT description)     Once; starts a PTM entry.
  AC         Accession (PTM-xxxx)            Once.
  FT         Feature key                     Once.
  TG         Target                          Once; two targets separated
                                             by a dash in case of intrachain
                                             crosslinks.
  PA         Position of the modification    Optional, once.
             on the amino acid
  PP         Position of the modification    Optional, once.
             in the polypeptide
  CF         Correction formula              Optional, once.
  MM         Monoisotopic mass difference    Optional, once.
  MA         Average mass difference         Optional, once.
  LC         Cellular location               Optional, once; alternatives
                                             can be proposed.
  TR         Taxonomic range                 Optional, once or more.
  KW         Keyword                         Optional, once or more.
  DR         Cross-reference to PTM          Optional, once or more.
             databases
  //         Terminator                      Once; ends an entry.


AN   Next free AC: PTM-0450
______________________________________________________________________________
ID   (2-aminosuccinimidyl)acetic acid (Asp-Gly)
AC   PTM-0312
FT   CROSSLNK
TG   Aspartate-Glycine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-Protein core.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:3674 (Momordica cochinchinensis).
DR   RESID; AA0441.
DR   PSI-MOD; 00952.
//
ID   (3R)-3-hydroxyasparagine
AC   PTM-0369
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Hydroxylation.
DR   RESID; AA0026.
DR   PSI-MOD; 00035.
//
ID   (3R)-3-hydroxyaspartate
AC   PTM-0371
FT   MOD_RES
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:68215 (Streptoverticillium griseoverticillatum).
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Hydroxylation.
DR   RESID; AA0027.
DR   PSI-MOD; 00036.
//
ID   (3R,4R)-3,4-dihydroxyproline
AC   PTM-0368
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
KW   Hydroxylation.
DR   RESID; AA0479.
DR   PSI-MOD; 01402.
//
ID   (3R,4R)-4,5-dihydroxyisoleucine
AC   PTM-0336
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:67723 (Amanita phalloides).
KW   Hydroxylation.
DR   RESID; AA0449.
DR   PSI-MOD; 01378.
//
ID   (3R,4S)-3,4-dihydroxyproline
AC   PTM-0306
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6550 (Mytilus edulis).
KW   Hydroxylation.
DR   RESID; AA0282.
DR   PSI-MOD; 00287.
//
ID   (3R,4S)-4-hydroxyisoleucine
AC   PTM-0337
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:67723 (Amanita phalloides).
KW   Hydroxylation.
DR   RESID; AA0448.
DR   PSI-MOD; 01377.
//
ID   (3S)-3-hydroxyasparagine
AC   PTM-0370
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Hydroxylation.
DR   RESID; AA0478.
DR   PSI-MOD; 01401.
//
ID   (3S,4R)-3,4-dihydroxyisoleucine
AC   PTM-0343
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:146537 (Streptomyces azureus).
KW   Hydroxylation.
DR   RESID; AA0447.
DR   PSI-MOD; 01376.
//
ID   (4R)-4,5-dihydroxyleucine
AC   PTM-0340
FT   MOD_RES
TG   Leucine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
KW   Hydroxylation.
DR   RESID; AA0445.
DR   PSI-MOD; 01375.
//
ID   (E)-2,3-didehydrotyrosine
AC   PTM-0001
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
DR   RESID; AA0365.
DR   PSI-MOD; 00370.
//
ID   (Z)-2,3-didehydrotyrosine
AC   PTM-0002
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
DR   RESID; AA0183.
DR   PSI-MOD; 00191.
//
ID   1-amino-2-propanone
AC   PTM-0379
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C-1 H-2 O-2
MM   -46.005479
MA   -46.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:226900 (Bacillus cereus (strain ATCC 14579 / DSM 31)).
DR   RESID; AA0486.
DR   PSI-MOD; 01433.
//
ID   1'-histidyl-3'-tyrosine (His-Tyr)
AC   PTM-0003
FT   CROSSLNK
TG   Histidine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intramembrane.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0270.
DR   PSI-MOD; 00275.
//
ID   1-thioglycine
AC   PTM-0004
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone.
PP   Protein core.
CF   O-1 S1
MM   15.977156
MA   16.07
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0265.
DR   PSI-MOD; 00270.
//
ID   1-(tryptophan-3-yl)-tryptophan (Trp-Trp) (interchain)
AC   PTM-0445
FT   CROSSLNK
TG   Tryptophan-Tryptophan.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
DR   RESID; AA0544.
DR   PSI-MOD; 01818.
//
ID   2'-(S-cysteinyl)-histidine (Cys-His)
AC   PTM-0005
FT   CROSSLNK
TG   Cysteine-Histidine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6447 (Mollusca), taxId:91827, taxId:451864.
KW   Thioether bond.
DR   RESID; AA0109.
DR   PSI-MOD; 00118.
//
ID   2,3-didehydroalanine (Ser)
AC   PTM-0006
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0181.
DR   PSI-MOD; 00189.
//
ID   (E)-2,3-didehydrobutyrine
AC   PTM-0441
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Bacteria; taxId:932694 (Streptomyces sp. OH-4156).
DR   RESID; AA0547.
DR   PSI-MOD; 01841.
//
ID   (Z)-2,3-didehydrobutyrine
AC   PTM-0440
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular localisation.
TR   Bacteria; taxId:1239 (Firmicutes).
DR   RESID; AA0182.
DR   PSI-MOD; 00190.
//
ID   2,3-didehydrobutyrine
AC   PTM-0007
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular localisation.
TR   Bacteria; taxId:1239 (Firmicutes).
DR   RESID; AA0182.
DR   RESID; AA0547.
DR   PSI-MOD; 00190.
DR   PSI-MOD; 01841.
//
ID   2,3-didehydrotyrosine
AC   PTM-0008
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
//
ID   2',4',5'-topaquinone
AC   PTM-0009
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O2
MM   29.974179
MA   29.98
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   TPQ.
DR   RESID; AA0147.
DR   PSI-MOD; 00156.
//
ID   2'-cysteinyl-6'-hydroxytryptophan sulfoxide (Trp-Cys)
AC   PTM-0338
FT   CROSSLNK
TG   Tryptophan-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O2
MM   29.974179
MA   29.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:67723 (Amanita phalloides).
KW   Thioether bond.
DR   RESID; AA0451.
DR   PSI-MOD; 01380.
//
ID   2-(3-methylbutanoyl)-5-hydroxy-oxazole-4-carbothionic acid (Leu-Cys)
AC   PTM-0448
FT   CROSSLNK
TG   Leucine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-7 N-1 O1
MM   -5.062935
MA   -5.06
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:595536 (Methylosinus trichosporium OB3b).
DR   RESID; AA0550.
DR   PSI-MOD; 01844.
//
ID   2-(S-cysteinyl)pyruvic acid O-phosphothioketal
AC   PTM-0424
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C6 H10 N1 O7 P1 S1
MM   270.991559
MA   271.18
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
DR   RESID; AA0391.
DR   PSI-MOD; 00797.
//
ID   2-cysteinyl-D-allo-threonine (Cys-Thr)
AC   PTM-0010
FT   CROSSLNK
TG   Cysteine-Threonine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1423 (Bacillus subtilis).
KW   D-amino acid; Thioether bond.
DR   RESID; AA0342.
DR   PSI-MOD; 00347.
//
ID   2-cysteinyl-D-phenylalanine (Cys-Phe)
AC   PTM-0011
FT   CROSSLNK
TG   Cysteine-Phenylalanine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1423 (Bacillus subtilis).
KW   D-amino acid; Thioether bond.
DR   RESID; AA0341.
DR   PSI-MOD; 00346.
//
ID   2-cysteinyl-L-phenylalanine (Cys-Phe)
AC   PTM-0012
FT   CROSSLNK
TG   Cysteine-Phenylalanine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1423 (Bacillus subtilis).
KW   Thioether bond.
DR   RESID; AA0340.
DR   PSI-MOD; 00345.
//
ID   2-iminomethyl-5-imidazolinone (Gln-Gly)
AC   PTM-0013
FT   CROSSLNK
TG   Glutamine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-N-terminal.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
DR   RESID; AA0189.
DR   PSI-MOD; 00197.
//
ID   2-iminomethyl-5-imidazolinone (Glu-Gly)
AC   PTM-0014
FT   CROSSLNK
TG   Glutamate-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-N-terminal.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:175771 (Heteractis crispa).
DR   RESID; AA0378.
DR   PSI-MOD; 00383.
//
ID   2-iminomethyl-5-imidazolinone (Met-Gly)
AC   PTM-0015
FT   CROSSLNK
TG   Methionine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-N-terminal.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
DR   RESID; AA0379.
DR   PSI-MOD; 00384.
//
ID   2-methylglutamine
AC   PTM-0016
FT   MOD_RES
TG   Glutamine.
PA   Amino acid backbone.
PP   Protein core.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:79929 (Methanobacterium thermoautotrophicum (strain Marburg / DSM 2133)).
KW   Methylation.
DR   RESID; AA0273.
DR   PSI-MOD; 00278.
//
ID   2'-methylsulfonyltryptophan
AC   PTM-0304
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2 O2 S1
MM   77.97755
MA   78.09
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
KW   Methylation.
DR   RESID; AA0450.
DR   PSI-MOD; 01379.
//
ID   2-oxobutanoic acid
AC   PTM-0017
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1282 (Staphylococcus epidermidis).
DR   RESID; AA0129.
DR   PSI-MOD; 00138.
//
ID   2-tetrahydro-2-pyridyl-5-imidazolinone (Lys-Gly)
AC   PTM-0018
FT   CROSSLNK
TG   Lysine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-N-terminal.
CF   H-7 N-1 O-1
MM   -37.052764
MA   -37.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:105402 (Zoanthus sp.).
DR   RESID; AA0382.
DR   PSI-MOD; 00387.
//
ID   3-(O4'-tyrosyl)-valine (Val-Tyr)
AC   PTM-0390
FT   CROSSLNK
TG   Valine-Tyrosine.
PA   Amino acid backbone-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   2.015650
MA   2.02
LC   Intracellular localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
DR   RESID; AA0490.
DR   PSI-MOD; 01442.
//
ID   3'-(S-cysteinyl)-tyrosine (Cys-Tyr)
AC   PTM-0019
FT   CROSSLNK
TG   Cysteine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:5132 (Dactylium dendroides).
KW   Thioether bond.
DR   RESID; AA0113.
DR   PSI-MOD; 00122.
//
ID   3-(S-cysteinyl)-tyrosine (Cys-Tyr)
AC   PTM-0020
FT   CROSSLNK
TG   Cysteine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:5141 (Neurospora crassa).
KW   Thioether bond.
DR   RESID; AA0396.
DR   PSI-MOD; 00803.
//
ID   3'-(S-cysteinyl)-tyrosine (Tyr-Cys)
AC   PTM-0021
FT   CROSSLNK
TG   Tyrosine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0113.
DR   PSI-MOD; 00122.
//
ID   3,4-dihydroxyarginine
AC   PTM-0022
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7725 (Styela clava).
KW   Hydroxylation.
DR   RESID; AA0369.
DR   PSI-MOD; 00374.
//
ID   3',4'-dihydroxyphenylalanine
AC   PTM-0023
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Hydroxylation.
DR   RESID; AA0146.
DR   PSI-MOD; 00155.
//
ID   3,4-dihydroxyproline
AC   PTM-0024
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:415003 (Microbispora sp. (strain 107891)).
TR   Eukaryota; taxId:6550 (Mytilus edulis).
KW   Hydroxylation.
DR   RESID; AA0282.
DR   PSI-MOD; 00287.
//
ID   3-cysteinyl-aspartic acid (Cys-Asp)
AC   PTM-0025
FT   CROSSLNK
TG   Cysteine-Aspartate.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Thioether bond.
DR   RESID; AA0314.
DR   PSI-MOD; 00319.
//
ID   3'-geranyl-2',N2-cyclotryptophan
AC   PTM-0026
FT   LIPID
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   C10 H16
MM   136.125201
MA   136.23
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1423 (Bacillus subtilis).
KW   Prenylation.
DR   RESID; AA0408.
DR   PSI-MOD; 00817.
//
ID   3'-histidyl-3-tyrosine (His-Tyr)
AC   PTM-0027
FT   CROSSLNK
TG   Histidine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intracellular localisation.
TR   Bacteria; taxId:562 (Escherichia coli).
DR   RESID; AA0250.
DR   PSI-MOD; 00255.
//
ID   3-hydroxyasparagine
AC   PTM-0028
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Hydroxylation.
DR   RESID; AA0026.
DR   PSI-MOD; 00035.
//
ID   3-hydroxyaspartate
AC   PTM-0029
FT   MOD_RES
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Hydroxylation.
DR   RESID; AA0027.
DR   PSI-MOD; 00036.
//
ID   3-hydroxyphenylalanine
AC   PTM-0346
FT   MOD_RES
TG   Phenylalanine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:35762 (Planobispora rosea).
KW   Hydroxylation.
DR   RESID; AA0462.
DR   PSI-MOD; 01385.
//
ID   3-hydroxyproline
AC   PTM-0030
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Hydroxylation.
DR   RESID; AA0029.
DR   PSI-MOD; 00038.
//
ID   3-hydroxytryptophan
AC   PTM-0031
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:5306 (Phanerochaete chrysosporium).
KW   Hydroxylation.
DR   RESID; AA0322.
DR   PSI-MOD; 00327.
//
ID   3-hydroxyvaline
AC   PTM-0347
FT   MOD_RES
TG   Valine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1386.
KW   Hydroxylation.
DR   RESID; AA0463.
DR   PSI-MOD; 01386.
//
ID   3-methylthioaspartic acid
AC   PTM-0032
FT   MOD_RES
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2 S1
MM   45.987721
MA   46.09
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
DR   RESID; AA0232.
DR   PSI-MOD; 00237.
//
ID   3'-nitrotyrosine
AC   PTM-0434
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Protein core.
CF   H-1 N1 O2
MM   44.985078
MA   45.00
LC   Extracellular localisation.
TR   Eukaryota; taxId:259368 (Trametes maxima).
DR   RESID; AA0537.
DR   PSI-MOD; 01786.
//
ID   3-oxoalanine (Cys)
AC   PTM-0033
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O1 S-1
MM   -17.992806
MA   -18.08
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria), taxId:1239 (Firmicutes).
TR   Eukaryota; taxId:3041 (Chlorophyta), taxId:33208 (Metazoa).
DR   RESID; AA0185.
DR   PSI-MOD; 00193.
//
ID   3-oxoalanine (Ser)
AC   PTM-0034
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:9606 (Homo sapiens).
DR   RESID; AA0185.
DR   PSI-MOD; 00835.
//
ID   3-phenyllactic acid
AC   PTM-0035
FT   MOD_RES
TG   Phenylalanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-1 N-1 O1
MM   0.984016
MA   0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
DR   RESID; AA0128.
DR   PSI-MOD; 00137.
//
ID   4,5,5'-trihydroxyleucine
AC   PTM-0372
FT   MOD_RES
TG   Leucine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O3
MM   47.984744
MA   48.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
KW   Hydroxylation.
DR   RESID; AA0480.
DR   PSI-MOD; 01403.
//
ID   4,5-dihydroxylysine
AC   PTM-0036
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7725 (Styela clava).
KW   Hydroxylation.
DR   RESID; AA0370.
DR   PSI-MOD; 00375.
//
ID   4-amino-3-isothiazolidinone serine (Cys-Ser)
AC   PTM-0037
FT   CROSSLNK
TG   Cysteine-Serine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-Protein core.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
DR   RESID; AA0344.
DR   PSI-MOD; 00349.
//
ID   4-aspartylphosphate
AC   PTM-0038
FT   MOD_RES
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2763 (Rhodophyta), taxId:3027 (Cryptophyta), taxId:4751 (Fungi), taxId:33090 (Viridiplantae), taxId:38254.
KW   Phosphoprotein.
DR   RESID; AA0033.
DR   PSI-MOD; 00042.
//
ID   4-carboxyglutamate
AC   PTM-0039
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 O2
MM   43.989829
MA   44.01
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6447 (Mollusca), taxId:7742 (Vertebrata).
KW   Gamma-carboxyglutamic acid.
DR   RESID; AA0032.
DR   PSI-MOD; 00041.
//
ID   4-cysteinyl-glutamic acid (Cys-Glu)
AC   PTM-0040
FT   CROSSLNK
TG   Cysteine-Glutamate.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Thioether bond.
DR   RESID; AA0315.
DR   PSI-MOD; 00320.
//
ID   4'-cysteinyl-tryptophylquinone (Cys-Trp)
AC   PTM-0041
FT   CROSSLNK
TG   Cysteine-Tryptophan.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-4 O2
MM   27.958529
MA   27.97
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   CTQ; Thioether bond.
DR   RESID; AA0313.
DR   PSI-MOD; 00318.
//
ID   4-hydroxyarginine
AC   PTM-0042
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Intracellular localisation.
TR   Bacteria; taxId:47421 (Hydrogenophaga pseudoflava).
KW   Hydroxylation.
DR   RESID; AA0215.
DR   PSI-MOD; 00220.
//
ID   4-hydroxyproline
AC   PTM-0043
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:415003 (Microbispora sp. (strain 107891)).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Hydroxylation.
DR   RESID; AA0030.
DR   PSI-MOD; 00039.
//
ID   5-(methoxymethyl)thiazole-4-carboxylic acid (Val-Cys)
AC   PTM-0373
FT   CROSSLNK
TG   Valine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   C1 H-2
MM   9.98435
MA   9.99
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:35762 (Planobispora rosea).
KW   Methylation; Thioether bond.
DR   RESID; AA0468.
DR   PSI-MOD; 01391.
//
ID   5-amino-piperideine-2,5-dicarboxylic acid (Ser-Cys) (with S-...)
AC   PTM-0348
FT   CROSSLNK
TG   Serine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:146537 (Streptomyces azureus).
DR   RESID; AA0471.
DR   PSI-MOD; 01394.
//
ID   5-amino-piperideine-2,5-dicarboxylic acid (Ser-Ser) (with C-...)
AC   PTM-0349
FT   CROSSLNK
TG   Serine-Serine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:146537 (Streptomyces azureus).
DR   RESID; AA0471.
DR   PSI-MOD; 01395.
//
ID   5-glutamyl 2-aminoadipic acid
AC   PTM-0406
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   C-terminal.
CF   C6 H9 N1 O3
MM   143.058243
MA   143.14
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:1297 (Deinococcus-Thermus).
DR   RESID; AA0502.
DR   PSI-MOD; 01605.
//
ID   5-glutamyl glycerylphosphorylethanolamine
AC   PTM-0403
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   Anywhere.
CF   C5 H12 N1 O5 P1
MM   197.045309
MA   197.13
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Phosphoprotein.
DR   RESID; AA0170.
DR   PSI-MOD; 00179.
//
ID   5-glutamyl N2-lysine
AC   PTM-0407
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   C-terminal.
CF   C6 H12 N2 O1
MM   128.094963
MA   128.17
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:1297 (Deinococcus-Thermus).
KW   Isopeptide bond.
DR   RESID; AA0505.
DR   PSI-MOD; 01608.
//
ID   5-glutamyl polyglycine
AC   PTM-0394
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0201.
DR   PSI-MOD; 00206.
//
ID   5-glutamyl polyglutamate
AC   PTM-0395
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0202.
DR   PSI-MOD; 00207.
//
ID   5-hydroxy-3-methylproline
AC   PTM-0385
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2 O1
MM   30.010565
MA   30.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1931 (Streptomyces sp.).
KW   Hydroxylation; Methylation.
DR   RESID; AA0473.
DR   PSI-MOD; 01396.
//
ID   5-hydroxylysine
AC   PTM-0044
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Hydroxylation.
DR   RESID; AA0028.
DR   PSI-MOD; 00037.
//
ID   5-imidazolinone (Ala-Gly)
AC   PTM-0045
FT   CROSSLNK
TG   Alanine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   C-terminal-N-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0187.
DR   PSI-MOD; 00195.
//
ID   5-imidazolinone (Asn-Gly)
AC   PTM-0046
FT   CROSSLNK
TG   Asparagine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   C-terminal-N-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:105402 (Zoanthus sp.).
DR   RESID; AA0380.
DR   PSI-MOD; 00385.
//
ID   5-imidazolinone (Cys-Gly)
AC   PTM-0047
FT   CROSSLNK
TG   Cysteine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   C-terminal-N-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
TR   Eukaryota; taxId:6239 (Caenorhabditis elegans).
DR   RESID; AA0188.
DR   PSI-MOD; 00196.
//
ID   5-imidazolinone (Lys-Gly)
AC   PTM-0048
FT   CROSSLNK
TG   Lysine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   C-terminal-N-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:6073 (Cnidaria).
DR   RESID; AA0381.
DR   PSI-MOD; 00386.
//
ID   5-imidazolinone (Ser-Gly)
AC   PTM-0049
FT   CROSSLNK
TG   Serine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   C-terminal-N-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Bacteria; taxId:76856 (Fusobacterium nucleatum subsp. nucleatum).
TR   Eukaryota; taxId:61100, taxId:41956 (Amanita muscaria).
DR   RESID; AA0184.
DR   PSI-MOD; 00192.
//
ID   5-methoxythiazole-4-carboxylic acid (Val-Cys)
AC   PTM-0350
FT   CROSSLNK
TG   Valine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   C1 H-2
MM   9.98435
MA   9.99
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:35762 (Planobispora rosea).
KW   Methylation; Thioether bond.
DR   RESID; AA0468.
DR   PSI-MOD; 01391.
//
ID   5-methylarginine
AC   PTM-0050
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
KW   Methylation.
DR   RESID; AA0272.
DR   PSI-MOD; 00277.
//
ID   5-methyloxazole-4-carboxylic acid (Ser-Thr)
AC   PTM-0386
FT   CROSSLNK
TG   Serine-Threonine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1931 (Streptomyces sp.).
KW   Methylation.
DR   RESID; AA0474.
DR   PSI-MOD; 01397.
//
ID   5-methylthiazole-4-carboxylic acid (Asn-Cys)
AC   PTM-0352
FT   CROSSLNK
TG   Asparagine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   C1 H-2 O-1
MM   -6.010565
MA   -6.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:35762 (Planobispora rosea).
KW   Methylation; Thioether bond.
DR   RESID; AA0469.
DR   PSI-MOD; 01392.
//
ID   5'-tyrosyl-5'-aminotyrosine (Tyr-Tyr) (interchain)
AC   PTM-0320
FT   CROSSLNK
TG   Tyrosine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:68444 (Polypedates leucomystax).
//
ID   6'-bromotryptophan
AC   PTM-0051
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   Br1 H-1
MM   77.910513
MA   78.90
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Bromination.
DR   RESID; AA0179.
DR   PSI-MOD; 00188.
//
ID   5'-chlorotryptophan
AC   PTM-0444
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   Cl1 H-1
MM   33.961028
MA   34.45
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2005 (Microbispora).
DR   RESID; AA0180.
DR   PSI-MOD; 00180.
//
ID   6'-chlorotryptophan
AC   PTM-0052
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   Cl1 H-1
MM   33.961028
MA   34.45
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2005 (Microbispora).
DR   RESID; AA0180.
DR   PSI-MOD; 00180.
//
ID   7'-hydroxytryptophan
AC   PTM-0427
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:73031 (Perna viridis).
KW   Hydroxylation.
DR   RESID; AA0520.
DR   PSI-MOD; 01664.
//
ID   ADP-ribosylarginine
AC   PTM-0053
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H21 N5 O13 P2
MM   541.061109
MA   541.30
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   ADP-ribosylation.
DR   RESID; AA0168.
DR   PSI-MOD; 00177.
//
ID   ADP-ribosylasparagine
AC   PTM-0054
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H21 N5 O13 P2
MM   541.061109
MA   541.30
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   ADP-ribosylation.
DR   RESID; AA0231.
DR   PSI-MOD; 00236.
//
ID   ADP-ribosylcysteine
AC   PTM-0055
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H21 N5 O13 P2
MM   541.061109
MA   541.30
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   ADP-ribosylation.
DR   RESID; AA0169.
DR   PSI-MOD; 00178.
//
ID   ADP-ribosylserine
AC   PTM-0056
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H21 N5 O13 P2
MM   541.061109
MA   541.30
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   ADP-ribosylation.
DR   RESID; AA0237.
DR   PSI-MOD; 00242.
//
ID   Alanine amide
AC   PTM-0057
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0081.
DR   PSI-MOD; 00090.
//
ID   Alanine derivative
AC   PTM-0058
FT   MOD_RES
TG   Alanine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00901.
//
ID   Alanine isoaspartyl cyclopeptide (Ala-Asn)
AC   PTM-0418
FT   CROSSLNK
TG   Alanine-Asparagine.
PA   Amino acid backbone-Amino acid side chain.
PP   N-terminal.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9258 (Ornithorhynchus anatinus).
DR   RESID; AA0515.
DR   PSI-MOD; 01618.
//
ID   Allysine
AC   PTM-0059
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-3 N-1 O1
MM   -1.031634
MA   -1.03
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6052 (Ephydatia muelleri), taxId:7742 (Vertebrata).
DR   RESID; AA0121.
DR   PSI-MOD; 00130.
//
ID   Aminomalonic acid (Ser)
AC   PTM-0321
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O1
MM   13.979265
MA   13.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:68444 (Polypedates leucomystax).
DR   RESID; AA0458.
DR   PSI-MOD; 01384.
//
ID   Arginine amide
AC   PTM-0060
FT   MOD_RES
TG   Arginine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0082.
DR   PSI-MOD; 00091.
//
ID   Arginine derivative
AC   PTM-0061
FT   MOD_RES
TG   Arginine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00902.
//
ID   Asparagine amide
AC   PTM-0062
FT   MOD_RES
TG   Asparagine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0083.
DR   PSI-MOD; 00092.
//
ID   Aspartate 1-(chondroitin 4-sulfate)-ester
AC   PTM-0334
FT   MOD_RES
TG   Aspartate.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Proteoglycan.
DR   RESID; AA0219.
DR   PSI-MOD; 00224.
//
ID   Aspartic acid 1-[(3-aminopropyl)(5'-adenosyl)phosphono]amide
AC   PTM-0335
FT   MOD_RES
TG   Asparagine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C13 H19 N6 O6 P1
MM   386.110369
MA   386.30
TR   Bacteria; taxId:562 (Escherichia coli).
KW   Phosphoprotein.
DR   RESID; AA0328.
DR   PSI-MOD; 00333.
//
ID   Aspartic acid 1-amide
AC   PTM-0063
FT   MOD_RES
TG   Aspartate.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6491 (Conus geographus), taxId:8395 (Phyllomedusa sauvagei).
KW   Amidation.
DR   RESID; AA0084.
DR   PSI-MOD; 00093.
//
ID   Aspartyl aldehyde
AC   PTM-0064
FT   MOD_RES
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   O-1
MM   -15.994915
MA   -16.00
LC   Intramembrane.
TR   Eukaryota; taxId:2763 (Rhodophyta), taxId:3027 (Cryptophyta), taxId:33090 (Viridiplantae), taxId:33634 (stramenopiles), taxId:33682 (Euglenozoa), taxId:38254.
DR   RESID; AA0373.
DR   PSI-MOD; 00378.
//
ID   Aspartyl isopeptide (Asn)
AC   PTM-0065
FT   MOD_RES
TG   Asparagine.
PA   Amino acid backbone.
PP   Protein core.
CF   H-1 N-1 O1
MM   0.984016
MA   0.98
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
//
ID   Aspartyl isopeptide (Asp)
AC   PTM-0313
FT   MOD_RES
TG   Aspartate.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:3674 (Momordica cochinchinensis).
//
ID   Asymmetric dimethylarginine
AC   PTM-0066
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H4
MM   28.031300
MA   28.05
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0068.
DR   PSI-MOD; 00077.
//
ID   Beta-decarboxylated aspartate
AC   PTM-0314
FT   MOD_RES
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   C-1 O-2
MM   -43.989829
MA   -44.01
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
DR   RESID; AA0001.
DR   PSI-MOD; 00869.
//
ID   Beta-methyllanthionine (Cys-Thr)
AC   PTM-0067
FT   CROSSLNK
TG   Cysteine-Threonine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0112.
DR   PSI-MOD; 00121.
//
ID   Beta-methyllanthionine (Thr-Cys)
AC   PTM-0068
FT   CROSSLNK
TG   Threonine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0112.
DR   PSI-MOD; 00121.
//
ID   Beta-methyllanthionine sulfoxide (Thr-Cys)
AC   PTM-0069
FT   CROSSLNK
TG   Threonine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:69484 (Actinoplanes liguriae).
DR   RESID; AA0330.
DR   PSI-MOD; 00335.
//
ID   Blocked amino end (Ala)
AC   PTM-0070
FT   MOD_RES
TG   Alanine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Arg)
AC   PTM-0071
FT   MOD_RES
TG   Arginine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Asn)
AC   PTM-0072
FT   MOD_RES
TG   Asparagine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Asp)
AC   PTM-0073
FT   MOD_RES
TG   Aspartate.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Asx)
AC   PTM-0074
FT   MOD_RES
TG   Aspartate or asparagine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Cys)
AC   PTM-0075
FT   MOD_RES
TG   Cysteine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Gln)
AC   PTM-0076
FT   MOD_RES
TG   Glutamine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Glu)
AC   PTM-0077
FT   MOD_RES
TG   Glutamate.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Gly)
AC   PTM-0078
FT   MOD_RES
TG   Glycine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Ile)
AC   PTM-0079
FT   MOD_RES
TG   Isoleucine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Leu)
AC   PTM-0080
FT   MOD_RES
TG   Leucine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Met)
AC   PTM-0081
FT   MOD_RES
TG   Methionine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Pro)
AC   PTM-0082
FT   MOD_RES
TG   Proline.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Ser)
AC   PTM-0083
FT   MOD_RES
TG   Serine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Thr)
AC   PTM-0084
FT   MOD_RES
TG   Threonine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Val)
AC   PTM-0085
FT   MOD_RES
TG   Valine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked amino end (Xaa)
AC   PTM-0086
FT   MOD_RES
TG   Undefined.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked carboxyl end (Arg)
AC   PTM-0087
FT   MOD_RES
TG   Arginine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Blocked carboxyl end (His)
AC   PTM-0088
FT   MOD_RES
TG   Histidine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   Bromohistidine
AC   PTM-0089
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   Br1 H-1
MM   77.910513
MA   78.90
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7644 (Clypeaster japonicus).
KW   Bromination.
DR   RESID; AA0173.
DR   PSI-MOD; 00182.
//
ID   Cholesterol glycine ester
AC   PTM-0090
FT   LIPID
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C27 H44
MM   368.344301
MA   368.64
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Lipoprotein.
DR   RESID; AA0309.
DR   PSI-MOD; 00314.
//
ID   Cis-14-hydroxy-10,13-dioxo-7-heptadecenoic acid aspartate ester
AC   PTM-0091
FT   LIPID
TG   Aspartate.
PA   Amino acid side chain.
PP   Anywhere.
CF   C17 H26 O4
MM   294.183109
MA   294.39
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33090 (Viridiplantae).
KW   Lipoprotein.
DR   RESID; AA0316.
DR   PSI-MOD; 00321.
//
ID   Citrulline
AC   PTM-0092
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-1 N-1 O1
MM   0.984016
MA   0.98
LC   Intracellular localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Citrullination.
DR   RESID; AA0214.
DR   PSI-MOD; 00219.
//
ID   Cyclo[(prolylserin)-O-yl] cysteinate
AC   PTM-0380
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
//
ID   Cyclopeptide (Ala-Arg)
AC   PTM-0093
FT   CROSSLNK
TG   Alanine-Arginine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:58431 (Chassalia parviflora).
//
ID   Cyclopeptide (Ala-Ile)
AC   PTM-0315
FT   CROSSLNK
TG   Alanine-Isoleucine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:3996 (Jatropha multifida).
//
ID   Cyclopeptide (Ala-Pro)
AC   PTM-0307
FT   CROSSLNK
TG   Alanine-Proline.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
//
ID   Cyclopeptide (Arg-Cys) (interchain with C-...)
AC   PTM-0094
FT   CROSSLNK
TG   Arginine.
PA   Amino acid backbone.
PP   N-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9544 (Macaca mulatta).
//
ID   Cyclopeptide (Asn-Gly)
AC   PTM-0095
FT   CROSSLNK
TG   Asparagine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1423 (Bacillus subtilis).
//
ID   Cyclopeptide (Asp-Asn)
AC   PTM-0096
FT   CROSSLNK
TG   Aspartate-Asparagine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9544 (Macaca mulatta).
//
ID   Cyclopeptide (Cys-Arg) (interchain with R-...)
AC   PTM-0097
FT   CROSSLNK
TG   Cysteine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9544 (Macaca mulatta).
//
ID   Cyclopeptide (Gly-Asn)
AC   PTM-0098
FT   CROSSLNK
TG   Glycine-Asparagine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:71240.
//
ID   Cyclopeptide (Gly-Asp)
AC   PTM-0099
FT   CROSSLNK
TG   Glycine-Aspartate.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:71240.
//
ID   Cyclopeptide (His-Asn)
AC   PTM-0436
FT   CROSSLNK
TG   Histidine-Asparagine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:43366 (Clitoria ternatea).
//
ID   Cyclopeptide (His-Asp)
AC   PTM-0437
FT   CROSSLNK
TG   Histidine-Aspartate.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:43366 (Clitoria ternatea).
//
ID   Cyclopeptide (Ile-Pro)
AC   PTM-0339
FT   CROSSLNK
TG   Isoleucine-Proline.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:67723 (Amanita phalloides).
//
ID   Cyclopeptide (Leu-Leu)
AC   PTM-0353
FT   CROSSLNK
TG   Leucine-Leucine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2751 (Carnobacterium maltaromaticum).
//
ID   Cyclopeptide (Leu-Trp)
AC   PTM-0319
FT   CROSSLNK
TG   Leucine-Tryptophan.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1349 (Streptococcus uberis).
//
ID   Cyclopeptide (Lys-Asp)
AC   PTM-0100
FT   CROSSLNK
TG   Lysine-Aspartate.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:71240.
//
ID   Cyclopeptide (Pro-Met)
AC   PTM-0316
FT   CROSSLNK
TG   Proline-Methionine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:49314 (Annona cherimola).
//
ID   Cyclopeptide (Pro-Tyr)
AC   PTM-0317
FT   CROSSLNK
TG   Proline-Tyrosine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:49314 (Annona cherimola).
//
ID   Cyclopeptide (Ser-Asn)
AC   PTM-0101
FT   CROSSLNK
TG   Serine-Asparagine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:71240.
//
ID   Cyclopeptide (Ser-Gly)
AC   PTM-0318
FT   CROSSLNK
TG   Serine-Glycine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:3674 (Momordica cochinchinensis).
//
ID   CysO-cysteine adduct
AC   PTM-0433
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone
PP   C-terminal.
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
//
ID   Cysteine amide
AC   PTM-0102
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6448 (Gastropoda), taxId:6656 (Arthropoda).
KW   Amidation.
DR   RESID; AA0085.
DR   PSI-MOD; 00094.
//
ID   Cysteine derivative
AC   PTM-0103
FT   MOD_RES
TG   Cysteine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00905.
//
ID   Cysteine methyl disulfide
AC   PTM-0104
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2 S1
MM   45.987721
MA   46.09
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
DR   RESID; AA0101.
DR   PSI-MOD; 00110.
//
ID   Cysteine methyl ester
AC   PTM-0105
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
TR   Eukaryota; taxId:4751 (Fungi), taxId:33208 (Metazoa).
KW   Methylation.
DR   RESID; AA0105.
DR   PSI-MOD; 00114.
//
ID   Cysteine persulfide
AC   PTM-0106
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   S1
MM   31.972071
MA   32.06
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Archaea; taxId:2157 (Archaea).
DR   RESID; AA0269.
DR   PSI-MOD; 00274.
//
ID   Cysteine sulfenic acid (-SOH)
AC   PTM-0107
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Oxidation.
DR   RESID; AA0205.
DR   PSI-MOD; 00210.
//
ID   Cysteine sulfinic acid (-SO2H)
AC   PTM-0108
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Oxidation.
DR   RESID; AA0262.
DR   PSI-MOD; 00267.
//
ID   Cysteinyl-selenocysteine (Cys-Sec)
AC   PTM-0109
FT   CROSSLNK
TG   Cysteine-Selenocysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Selenocysteine.
DR   RESID; AA0358.
DR   PSI-MOD; 00363.
//
ID   Cysteinyl-selenocysteine (Sec-Cys)
AC   PTM-0110
FT   CROSSLNK
TG   Selenocysteine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Selenocysteine.
DR   RESID; AA0358.
DR   PSI-MOD; 00363.
//
ID   D-4-hydroxyvaline
AC   PTM-0111
FT   MOD_RES
TG   Valine.
PA   Amino acid backbone.
PP   Protein core.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6448 (Gastropoda).
KW   D-amino acid; Hydroxylation.
DR   RESID; AA0388.
DR   PSI-MOD; 00756.
//
ID   D-alanine (Ala)
AC   PTM-0112
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:8292 (Amphibia).
KW   D-amino acid.
DR   RESID; AA0191.
DR   PSI-MOD; 00198.
//
ID   D-alanine (Ser)
AC   PTM-0113
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   Protein core.
CF   O-1
MM   -15.994915
MA   -16.00
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1634 (Lactobacillus sakei L45).
KW   D-amino acid.
DR   RESID; AA0191.
DR   PSI-MOD; 00858.
//
ID   D-allo-isoleucine
AC   PTM-0114
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:8292 (Amphibia).
KW   D-amino acid.
DR   RESID; AA0192.
DR   PSI-MOD; 00199.
//
ID   D-asparagine
AC   PTM-0115
FT   MOD_RES
TG   Asparagine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6530 (Achatina fulica).
KW   D-amino acid.
DR   RESID; AA0196.
DR   PSI-MOD; 00203.
//
ID   Deamidated asparagine
AC   PTM-0116
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-1 N-1 O1
MM   0.984016
MA   0.98
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Eukaryota; taxId:3702 (Arabidopsis thaliana), taxId:7742 (Vertebrata).
DR   RESID; AA0004.
DR   PSI-MOD; 00684.
//
ID   Deamidated glutamine
AC   PTM-0117
FT   MOD_RES
TG   Glutamine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-1 N-1 O1
MM   0.984016
MA   0.98
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:7742 (Vertebrata).
DR   RESID; AA0006.
DR   PSI-MOD; 00685.
//
ID   Decarboxylated threonine
AC   PTM-0354
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C-1 O-2
MM   -43.989829
MA   -44.01
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1386.
DR   RESID; AA0465.
DR   PSI-MOD; 01388.
//
ID   Diiodotyrosine
AC   PTM-0408
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 I2
MM   251.793295
MA   251.79
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Iodination.
DR   RESID; AA0510.
DR   PSI-MOD; 01613.
//
ID   Dimethylated arginine
AC   PTM-0341
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H4
MM   28.031300
MA   28.05
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   PSI-MOD; 00783.
//
ID   Diphthamide
AC   PTM-0118
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C7 H15 N2 O1
MM   143.118438
MA   143.21
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0040.
DR   PSI-MOD; 00049.
//
ID   D-leucine
AC   PTM-0119
FT   MOD_RES
TG   Leucine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6448 (Gastropoda).
KW   D-amino acid.
DR   RESID; AA0197.
DR   PSI-MOD; 00204.
//
ID   D-methionine
AC   PTM-0120
FT   MOD_RES
TG   Methionine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:8395 (Phyllomedusa sauvagei).
KW   D-amino acid.
DR   RESID; AA0193.
DR   PSI-MOD; 00200.
//
ID   D-phenylalanine
AC   PTM-0121
FT   MOD_RES
TG   Phenylalanine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6447 (Mollusca), taxId:6656 (Arthropoda).
KW   D-amino acid.
DR   RESID; AA0194.
DR   PSI-MOD; 00201.
//
ID   D-serine (Cys)
AC   PTM-0309
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   Protein core.
CF   O1 S-1
MM   -15.977156
MA   -16.07
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
KW   D-amino acid.
DR   RESID; AA0195.
DR   PSI-MOD; 00892.
//
ID   D-serine (Ser)
AC   PTM-0308
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6908 (Agelenopsis aperta), taxId:89766 (Octopus minor).
KW   D-amino acid.
DR   RESID; AA0195.
DR   PSI-MOD; 00202.
//
ID   D-threonine
AC   PTM-0310
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:78357 (Amanita virosa).
KW   D-amino acid.
DR   RESID; AA0199.
DR   PSI-MOD; 00863.
//
ID   D-tryptophan
AC   PTM-0123
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1931 (Streptomyces sp.).
TR   Eukaryota; taxId:6448 (Gastropoda).
KW   D-amino acid.
DR   RESID; AA0198.
DR   PSI-MOD; 00205.
//
ID   D-valine
AC   PTM-0124
FT   MOD_RES
TG   Valine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:6448 (Gastropoda).
KW   D-amino acid.
DR   RESID; AA0200.
DR   PSI-MOD; 00705.
//
ID   FMN phosphoryl serine
AC   PTM-0125
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C17 H19 N4 O8 P1
MM   438.094050
MA   438.33
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   FMN.
DR   RESID; AA0350.
DR   PSI-MOD; 00355.
//
ID   FMN phosphoryl threonine
AC   PTM-0126
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C17 H19 N4 O8 P1
MM   438.094050
MA   438.33
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   FMN.
DR   RESID; AA0349.
DR   PSI-MOD; 00354.
//
ID   Glutamate methyl ester (Gln)
AC   PTM-0127
FT   MOD_RES
TG   Glutamine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H1 N-1 O1
MM   14.999666
MA   15.01
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Methylation.
DR   RESID; AA0072.
DR   PSI-MOD; 00657.
//
ID   Glutamate methyl ester (Glu)
AC   PTM-0128
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
KW   Methylation.
DR   RESID; AA0072.
DR   PSI-MOD; 00081.
//
ID   Glutamic acid 1-amide
AC   PTM-0129
FT   MOD_RES
TG   Glutamate.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0087.
DR   PSI-MOD; 00096.
//
ID   Isoglutamyl lysine isopeptide (Glu-Lys) (interchain with K-...)
AC   PTM-0397
FT   CROSSLNK
TG   Glutamate.
PA   Amino acid side chain-Amino acid side chain.
PP   C-terminal.
LC   Intracellular localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
KW   Isopeptide bond.
//
ID   Isoglutamyl lysine isopeptide (Lys-Glu) (interchain with E-...)
AC   PTM-0398
FT   CROSSLNK
TG   Lysine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
KW   Isopeptide bond.
//
ID   Glutamine amide
AC   PTM-0130
FT   MOD_RES
TG   Glutamine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0086.
DR   PSI-MOD; 00095.
//
ID   Glutamine derivative
AC   PTM-0131
FT   MOD_RES
TG   Glutamine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00907.
//
ID   Glycine amide
AC   PTM-0132
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0088.
DR   PSI-MOD; 00097.
//
ID   Glycine radical
AC   PTM-0133
FT   MOD_RES
TG   Glycine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:3055 (Chlamydomonas reinhardtii).
KW   Organic radical.
DR   RESID; AA0008.
DR   PSI-MOD; 00017.
//
ID   Glycyl adenylate
AC   PTM-0409
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C10 H12 N5 O6 P1
MM   329.05252
MA   329.21
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Nucleotide-binding.
DR   RESID; AA0511.
DR   PSI-MOD; 01614.
//
ID   Glycyl cysteine dithioester (Cys-Gly) (interchain with G-...)
AC   PTM-0413
FT   CROSSLNK
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O-1 S1
MM   13.961506
MA   14.05
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Thioester bond.
DR   RESID; AA0512.
DR   PSI-MOD; 01615.
//
ID   Glycyl cysteine dithioester (Gly-Cys) (interchain with C-...)
AC   PTM-0410
FT   CROSSLNK
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H-2 O-1 S1
MM   13.961506
MA   14.05
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Thioester bond.
DR   RESID; AA0512.
DR   PSI-MOD; 01615.
//
ID   Glycyl cysteine thioester (Cys-Gly) (interchain with G-...)
AC   PTM-0429
FT   CROSSLNK
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Thioester bond.
DR   RESID; AA0206.
DR   PSI-MOD; 00211.
//
ID   Glycyl lysine isopeptide (Gly-Lys) (interchain with K-...)
AC   PTM-0134
FT   CROSSLNK
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Isopeptide bond.
DR   RESID; AA0125.
DR   PSI-MOD; 00134.
//
ID   Glycyl lysine isopeptide (Lys-Gly) (interchain with G-...)
AC   PTM-0135
FT   CROSSLNK
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Isopeptide bond.
DR   RESID; AA0125.
DR   PSI-MOD; 00134.
//
ID   Glycyl serine ester (Ser-Gly) (interchain with G-...)
AC   PTM-0422
FT   CROSSLNK
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0495.
DR   PSI-MOD; 01585.
//
ID   Glycyl serine ester (Gly-Ser) (interchain with S-...)
AC   PTM-0425
FT   CROSSLNK
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0495.
DR   PSI-MOD; 01585.
//
ID   Glycyl threonine ester (Thr-Gly) (interchain with G-...)
AC   PTM-0423
FT   CROSSLNK
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0496.
DR   PSI-MOD; 01586.
//
ID   Glycyl threonine ester (Gly-Thr) (interchain with G-...)
AC   PTM-0426
FT   CROSSLNK
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0496.
DR   PSI-MOD; 01586.
//
ID   GPI-anchor amidated alanine
AC   PTM-0136
FT   LIPID
TG   Alanine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   RESID; AA0163.
DR   PSI-MOD; 00172.
//
ID   GPI-anchor amidated asparagine
AC   PTM-0137
FT   LIPID
TG   Asparagine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   RESID; AA0158.
DR   PSI-MOD; 00167.
//
ID   GPI-anchor amidated aspartate
AC   PTM-0138
FT   LIPID
TG   Aspartate.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   RESID; AA0159.
DR   PSI-MOD; 00168.
//
ID   GPI-anchor amidated carboxyl end
AC   PTM-0139
FT   LIPID
TG   Undefined.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   PSI-MOD; 00818.
//
ID   GPI-anchor amidated cysteine
AC   PTM-0140
FT   LIPID
TG   Cysteine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   RESID; AA0160.
DR   PSI-MOD; 00169.
//
ID   GPI-anchor amidated glycine
AC   PTM-0141
FT   LIPID
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   RESID; AA0161.
DR   PSI-MOD; 00170.
//
ID   GPI-anchor amidated serine
AC   PTM-0142
FT   LIPID
TG   Serine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   GPI-anchor.
DR   RESID; AA0162.
DR   PSI-MOD; 00171.
//
ID   GPI-anchor amidated threonine
AC   PTM-0143
FT   LIPID
TG   Threonine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:10090 (Mus musculus).
KW   GPI-anchor.
DR   RESID; AA0164.
DR   PSI-MOD; 00173.
//
ID   GPI-like-anchor amidated alanine
AC   PTM-0144
FT   LIPID
TG   Alanine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:5085 (Aspergillus fumigatus).
KW   GPI-anchor.
DR   RESID; AA0424.
DR   PSI-MOD; 01172.
//
ID   GPI-like-anchor amidated asparagine
AC   PTM-0145
FT   LIPID
TG   Asparagine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:5085 (Aspergillus fumigatus).
KW   GPI-anchor.
DR   RESID; AA0425.
DR   PSI-MOD; 01173.
//
ID   GPI-like-anchor amidated aspartate
AC   PTM-0322
FT   LIPID
TG   Aspartate.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:44689 (Dictyostelium discoideum).
KW   GPI-anchor.
DR   RESID; AA0439.
DR   PSI-MOD; 00865.
//
ID   GPI-like-anchor amidated glycine
AC   PTM-0146
FT   LIPID
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:44689 (Dictyostelium discoideum), taxId:5085 (Aspergillus fumigatus).
KW   GPI-anchor.
DR   RESID; AA0165.
DR   PSI-MOD; 00174.
//
ID   GPI-like-anchor amidated serine
AC   PTM-0147
FT   LIPID
TG   Serine.
PA   Amino acid backbone.
PP   C-terminal.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:44689 (Dictyostelium discoideum), taxId:5085 (Aspergillus fumigatus).
KW   GPI-anchor.
DR   RESID; AA0166.
DR   PSI-MOD; 00175.
//
ID   Histidine amide
AC   PTM-0148
FT   MOD_RES
TG   Histidine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0089.
DR   PSI-MOD; 00098.
//
ID   Hydroxyproline
AC   PTM-0149
FT   MOD_RES
TG   Proline.
PA   Amino acid side chain.
PP   Anywhere.
CF   O1
MM   15.994915
MA   16.00
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Hydroxylation.
DR   PSI-MOD; 00678.
//
ID   Hypusine
AC   PTM-0150
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C4 H9 N1 O1
MM   87.068414
MA   87.12
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Hypusine.
DR   RESID; AA0116.
DR   PSI-MOD; 00125.
//
ID   Iodotyrosine
AC   PTM-0411
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-1 I1
MM   125.896648
MA   125.9
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Iodination.
DR   RESID; AA0509.
DR   PSI-MOD; 01612.
//
ID   Isoaspartyl cysteine isopeptide (Cys-Asn)
AC   PTM-0151
FT   CROSSLNK
TG   Cysteine-Asparagine.
PA   Amino acid backbone-Amino acid side chain.
PP   N-terminal-Anywhere.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:72594 (Streptomyces sp. (strain SP9440)).
KW   Isopeptide bond.
DR   RESID; AA0216.
DR   PSI-MOD; 00221.
//
ID   Isoaspartyl glycine isopeptide (Gly-Asn)
AC   PTM-0152
FT   CROSSLNK
TG   Glycine-Asparagine.
PA   Amino acid backbone-Amino acid side chain.
PP   N-terminal-Anywhere.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:29304 (Streptomyces coerulescens).
KW   Isopeptide bond.
DR   RESID; AA0126.
DR   PSI-MOD; 00135.
//
ID   Isoaspartyl lysine isopeptide (Asn-Lys) (interchain with K-...)
AC   PTM-0153
FT   CROSSLNK
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Extracellular and lumenal localisation.
TR   Viruses and phages; taxId:37554 (Enterobacteria phage HK97).
KW   Isopeptide bond.
DR   RESID; AA0294.
DR   PSI-MOD; 00299.
//
ID   Isoaspartyl lysine isopeptide (Lys-Asn)
AC   PTM-0330
FT   CROSSLNK
TG   Lysine-Asparagine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1280 (Staphylococcus aureus).
KW   Isopeptide bond.
DR   RESID; AA0294.
DR   PSI-MOD; 00299.
//
ID   Isoaspartyl lysine isopeptide (Lys-Asn) (interchain with N-...)
AC   PTM-0154
FT   CROSSLNK
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Extracellular and lumenal localisation.
TR   Viruses and phages; taxId:37554 (Enterobacteria phage HK97).
KW   Isopeptide bond.
DR   RESID; AA0294.
DR   PSI-MOD; 00299.
//
ID   Isodityrosine (Tyr-Tyr)
AC   PTM-0155
FT   CROSSLNK
TG   Tyrosine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2
MM   -2.015650
MA   -2.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
DR   RESID; AA0368.
DR   PSI-MOD; 00373.
//
ID   Isoglutamyl cysteine thioester (Cys-Gln)
AC   PTM-0156
FT   CROSSLNK
TG   Cysteine-Glutamine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Thioester bond.
DR   RESID; AA0108.
DR   PSI-MOD; 00117.
//
ID   Isoglutamyl glycine isopeptide (Gly-Glu)
AC   PTM-0157
FT   CROSSLNK
TG   Glycine-Glutamate.
PA   Amino acid backbone-Amino acid side chain.
PP   N-terminal-Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:562 (Escherichia coli).
KW   Isopeptide bond.
DR   RESID; AA0360.
DR   PSI-MOD; 00365.
//
ID   Isoglutamyl lysine isopeptide (Gln-Lys) (interchain with K-...)
AC   PTM-0158
FT   CROSSLNK
TG   Glutamine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Isopeptide bond.
DR   RESID; AA0124.
DR   PSI-MOD; 00133.
//
ID   Isoglutamyl lysine isopeptide (Lys-Gln)
AC   PTM-0159
FT   CROSSLNK
TG   Lysine-Glutamine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Isopeptide bond.
DR   RESID; AA0124.
DR   PSI-MOD; 00133.
//
ID   Isoglutamyl lysine isopeptide (Lys-Gln) (interchain with Q-...)
AC   PTM-0160
FT   CROSSLNK
TG   Lysine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Isopeptide bond.
DR   RESID; AA0124.
DR   PSI-MOD; 00133.
//
ID   Isoleucine amide
AC   PTM-0161
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0090.
DR   PSI-MOD; 00099.
//
ID   Isoleucine derivative
AC   PTM-0162
FT   MOD_RES
TG   Isoleucine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00910.
//
ID   L-allo-isoleucine
AC   PTM-0442
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid backbone.
PP   Protein core.
LC   Extracellular localisation.
TR   Bacteria; taxId:932694 (Streptomyces sp. OH-4156).
DR   RESID; AA0546.
DR   PSI-MOD; 01840.
//
ID   Lactic acid
AC   PTM-0163
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-1 N-1
MM   -15.010899
MA   -15.01
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1282 (Staphylococcus epidermidis).
DR   RESID; AA0186.
DR   PSI-MOD; 00194.
//
ID   Lanthionine (Cys-Ser)
AC   PTM-0164
FT   CROSSLNK
TG   Cysteine-Serine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1360 (Lactococcus lactis subsp. lactis).
KW   Thioether bond.
DR   RESID; AA0110.
DR   PSI-MOD; 00120.
//
ID   Lanthionine (Ser-Cys)
AC   PTM-0165
FT   CROSSLNK
TG   Serine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0110.
DR   PSI-MOD; 00120.
//
ID   Leucine amide
AC   PTM-0166
FT   MOD_RES
TG   Leucine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0091.
DR   PSI-MOD; 00100.
//
ID   Leucine methyl ester
AC   PTM-0167
FT   MOD_RES
TG   Leucine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Methylation.
DR   RESID; AA0299.
DR   PSI-MOD; 00304.
//
ID   Lysine amide
AC   PTM-0168
FT   MOD_RES
TG   Lysine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0092.
DR   PSI-MOD; 00101.
//
ID   Lysine derivative
AC   PTM-0169
FT   MOD_RES
TG   Lysine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00912.
//
ID   Lysine methyl ester
AC   PTM-0170
FT   MOD_RES
TG   Lysine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:4932 (Saccharomyces cerevisiae).
KW   Methylation.
DR   RESID; AA0318.
DR   PSI-MOD; 00323.
//
ID   Lysine tyrosylquinone (Lys-Tyr)
AC   PTM-0171
FT   CROSSLNK
TG   Lysine-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-4 O1
MM   11.963614
MA   11.97
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   LTQ.
DR   RESID; AA0233.
DR   PSI-MOD; 00238.
//
ID   Lysine tyrosylquinone (Tyr-Lys)
AC   PTM-0323
FT   CROSSLNK
TG   Tyrosine-Lysine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-4 O1
MM   11.963614
MA   11.97
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:68444 (Polypedates leucomystax).
KW   LTQ.
DR   RESID; AA0233.
DR   PSI-MOD; 00238.
//
ID   Lysino-D-alanine (Lys)
AC   PTM-0439
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H5 N1 O2
MM   87.032028
MA   87.08
LC   Intracellular localisation.
TR   Eukaryota; taxId:4751 (Fungi).
DR   RESID; AA0123.
//
ID   Lysinoalanine (Ser-Lys)
AC   PTM-0172
FT   CROSSLNK
TG   Serine-Lysine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:201174 (Actinobacteria).
DR   RESID; AA0123.
DR   PSI-MOD; 00132.
//
ID   Methionine amide
AC   PTM-0173
FT   MOD_RES
TG   Methionine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0093.
DR   PSI-MOD; 00102.
//
ID   Methionine derivative
AC   PTM-0174
FT   MOD_RES
TG   Methionine.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00913.
//
ID   Methionine sulfone
AC   PTM-0175
FT   MOD_RES
TG   Methionine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O2
MM   31.989829
MA   32.00
LC   Intracellular localisation.
TR   Bacteria; taxId:584 (Proteus mirabilis).
KW   Oxidation.
DR   RESID; AA0251.
DR   PSI-MOD; 00256.
//
ID   Methylhistidine
AC   PTM-0176
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Eukaryota; taxId:5791 (Physarum polycephalum), taxId:7742 (Vertebrata).
KW   Methylation.
DR   PSI-MOD; 00661.
//
ID   N,N,N-trimethylalanine
AC   PTM-0177
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C3 H6
MM   42.046950
MA   42.08
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:5908 (Tetrahymena pyriformis), taxId:9986 (Oryctolagus cuniculus).
KW   Methylation.
DR   RESID; AA0062.
DR   PSI-MOD; 00071.
//
ID   N,N,N-trimethylserine
AC   PTM-0430
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C3 H7
MM   43.054227
MA   43.09
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0535.
DR   PSI-MOD; 01784.
//
ID   N,N-dimethylalanine
AC   PTM-0178
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:33090 (Viridiplantae).
TR   Bacteria; taxId:932694 (Streptomyces sp. OH-4156)
KW   Methylation.
DR   RESID; AA0433.
DR   PSI-MOD; 01179.
//
ID   N,N-dimethylleucine
AC   PTM-0435
FT   MOD_RES
TG   Leucine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:68564 (Petrosia ficiformis).
KW   Methylation.
DR   RESID; AA0538.
DR   PSI-MOD; 01806.
//
ID   N,N-dimethylproline
AC   PTM-0179
FT   MOD_RES
TG   Proline.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:6446 (Sipunculus nudus), taxId:7586 (Echinodermata), taxId:33682 (Euglenozoa).
KW   Methylation.
DR   RESID; AA0066.
DR   PSI-MOD; 00075.
//
ID   N,N-dimethylserine
AC   PTM-0431
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H4
MM   28.031300
MA   28.05
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0534.
DR   PSI-MOD; 01783.
//
ID   N2-acetylarginine
AC   PTM-0180
FT   MOD_RES
TG   Arginine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:33090 (Viridiplantae).
KW   Acetylation.
DR   RESID; AA0354.
DR   PSI-MOD; 00359.
//
ID   N2-succinyltryptophan
AC   PTM-0181
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid backbone.
PP   N-terminal.
CF   C4 H4 O3
MM   100.016044
MA   100.07
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1423 (Bacillus subtilis).
DR   RESID; AA0130.
DR   PSI-MOD; 00139.
//
ID   N4,N4-dimethylasparagine
AC   PTM-0182
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Methylation.
DR   RESID; AA0311.
DR   PSI-MOD; 00316.
//
ID   N4-methylasparagine
AC   PTM-0183
FT   MOD_RES
TG   Asparagine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Bacteria; taxId:1117 (Cyanobacteria).
TR   Eukaryota; taxId:2763 (Rhodophyta), taxId:3027 (Cryptophyta), taxId:38254.
KW   Methylation.
DR   RESID; AA0070.
DR   PSI-MOD; 00079.
//
ID   N5-methylarginine
AC   PTM-0184
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:4932 (Saccharomyces cerevisiae).
KW   Methylation.
DR   RESID; AA0305.
DR   PSI-MOD; 00310.
//
ID   N5-methylglutamine
AC   PTM-0185
FT   MOD_RES
TG   Glutamine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:4932 (Saccharomyces cerevisiae).
KW   Methylation.
DR   RESID; AA0071.
DR   PSI-MOD; 00080.
//
ID   N6-(ADP-ribosyl)lysine
AC   PTM-0355
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H21 N5 O13 P2
MM   541.061109
MA   541.30
LC   Intracellular localisation.
TR   Eukaryota; taxId:10090 (Mus musculus).
KW   ADP-ribosylation.
DR   RESID; AA0476.
DR   PSI-MOD; 01399.
//
ID   N6-(pyridoxal phosphate)lysine
AC   PTM-0387
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C8 H8 N1 O5 P1
MM   229.014009
MA   229.13
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Pyridoxal phosphate.
DR   RESID; AA0119.
DR   PSI-MOD; 00128.
//
ID   N6-(retinylidene)lysine
AC   PTM-0388
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C20 H26
MM   266.203451
MA   266.42
LC   Intramembrane.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:1236 (Gammaproteobacteria), taxId:2236.
TR   Eukaryota; taxId:33154.
KW   Retinal protein.
DR   RESID; AA0120.
DR   PSI-MOD; 00129.
//
ID   N6,N6,N6-trimethyl-5-hydroxylysine
AC   PTM-0186
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H6 O1
MM   58.041865
MA   58.08
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2853 (Cylindrotheca fusiformis).
KW   Hydroxylation; Methylation.
DR   RESID; AA0359.
DR   PSI-MOD; 00364.
//
ID   N6,N6,N6-trimethyllysine
AC   PTM-0187
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H6
MM   42.046950
MA   42.08
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0074.
DR   PSI-MOD; 00083.
//
ID   N6,N6-dimethyllysine
AC   PTM-0188
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0075.
DR   PSI-MOD; 00084.
//
ID   N6-1-carboxyethyl lysine
AC   PTM-0189
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H4 O2
MM   72.021129
MA   72.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
DR   RESID; AA0115.
DR   PSI-MOD; 00124.
//
ID   N6-acetyllysine
AC   PTM-0190
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0055.
DR   PSI-MOD; 00064.
//
ID   N6-biotinyllysine
AC   PTM-0382
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C16 H26 N4 O3 S1
MM   226.077598
MA   226.30
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2760.
KW   Biotin.
DR   RESID; AA0117.
DR   PSI-MOD; 00126.
//
ID   N6-carboxylysine
AC   PTM-0191
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 O2
MM   43.989829
MA   44.01
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2763 (Rhodophyta), taxId:2830, taxId:3027 (Cryptophyta), taxId:33090 (Viridiplantae), taxId:33634 (stramenopiles), taxId:33682 (Euglenozoa), taxId:38254.
DR   RESID; AA0114.
DR   PSI-MOD; 00123.
//
ID   N6-formyllysine
AC   PTM-0192
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 O1
MM   27.994915
MA   28.01
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7460 (Apis mellifera).
KW   Formylation.
DR   RESID; AA0211.
DR   PSI-MOD; 00216.
//
ID   N6-lipoyllysine
AC   PTM-0383
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C14 H24 N2 O2 S2
MM   188.032956
MA   188.31
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Lipoyl.
DR   RESID; AA0118.
DR   PSI-MOD; 00127.
//
ID   N6-methylated lysine
AC   PTM-0193
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H6
MM   42.046950
MA   42.08
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
//
ID   N6-methyllysine
AC   PTM-0194
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0076.
DR   PSI-MOD; 00085.
//
ID   N6-murein peptidoglycan lysine
AC   PTM-0195
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Peptidoglycan-anchor.
DR   RESID; AA0218.
DR   PSI-MOD; 00223.
//
ID   N6-myristoyl lysine
AC   PTM-0196
FT   LIPID
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C14 H26 O1
MM   210.198365
MA   210.36
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Myristate.
DR   RESID; AA0078.
DR   PSI-MOD; 00087.
//
ID   N6-palmitoyl lysine
AC   PTM-0197
FT   LIPID
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C16 H30 O1
MM   238.229666
MA   238.41
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Palmitate.
DR   RESID; AA0077.
DR   PSI-MOD; 00086.
//
ID   N6-poly(methylaminopropyl)lysine
AC   PTM-0198
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C24 H54 N6
MM   426.440996
MA   426.73
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:2853 (Cylindrotheca fusiformis).
KW   Methylation.
DR   RESID; AA0278.
DR   PSI-MOD; 00283.
//
ID   N6-succinyllysine
AC   PTM-0438
FT   MOD_RES
TG   Lysine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C4 H4 O3
MM   100.016044
MA   100.07
LC   Intracellular localisation.
TR   Bacteria; taxId:562 (Escherichia coli).
DR   RESID; AA0545.
DR   PSI-MOD; 01819.
//
ID   N-[(12R)-12-hydroxymyristoyl]cysteine
AC   PTM-0419
FT   LIPID
TG   Cysteine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C14 H26 O2
MM   226.193280
MA   226.36
TR   Eukaryota; taxId:715217 (Eudistoma sp.).
KW   Myristate.
DR   RESID; AA0516.
DR   PSI-MOD; 01690.
//
ID   N-(12-oxomyristoyl)cysteine
AC   PTM-0420
FT   LIPID
TG   Cysteine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C14 H24 O2
MM   224.177630
MA   224.34
TR   Eukaryota; taxId:715217 (Eudistoma sp.).
KW   Myristate.
DR   RESID; AA0517.
DR   PSI-MOD;01691.
//
ID   N-acetylalanine
AC   PTM-0199
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0041.
DR   PSI-MOD; 00050.
//
ID   N-acetylaspartate
AC   PTM-0200
FT   MOD_RES
TG   Aspartate.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0042.
DR   PSI-MOD; 00051.
//
ID   N-acetylcysteine
AC   PTM-0201
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Acetylation.
DR   RESID; AA0043.
DR   PSI-MOD; 00052.
//
ID   N-acetylglutamate
AC   PTM-0202
FT   MOD_RES
TG   Glutamate.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:33316.
KW   Acetylation.
DR   RESID; AA0044.
DR   PSI-MOD; 00053.
//
ID   N-acetylglycine
AC   PTM-0203
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0046.
DR   PSI-MOD; 00055.
//
ID   N-acetylisoleucine
AC   PTM-0204
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:10116 (Rattus norvegicus).
KW   Acetylation.
DR   RESID; AA0047.
DR   PSI-MOD; 00056.
//
ID   N-acetylmethionine
AC   PTM-0205
FT   MOD_RES
TG   Methionine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Archaea; taxId:2287 (Sulfolobus solfataricus).
TR   Bacteria; taxId:1270 (Micrococcus luteus).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0049.
DR   PSI-MOD; 00058.
//
ID   N-acetylproline
AC   PTM-0206
FT   MOD_RES
TG   Proline.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:33090 (Viridiplantae), taxId:40674 (Mammalia).
KW   Acetylation.
DR   RESID; AA0050.
DR   PSI-MOD; 00059.
//
ID   N-acetylserine
AC   PTM-0207
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0051.
DR   PSI-MOD; 00060.
//
ID   N-acetylthreonine
AC   PTM-0208
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Bacteria; taxId:601.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Acetylation.
DR   RESID; AA0052.
DR   PSI-MOD; 00061.
//
ID   N-acetyltyrosine
AC   PTM-0209
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:8018 (Oncorhynchus keta).
KW   Acetylation.
DR   RESID; AA0053.
DR   PSI-MOD; 00062.
//
ID   N-acetylvaline
AC   PTM-0210
FT   MOD_RES
TG   Valine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:3055 (Chlamydomonas reinhardtii), taxId:33208 (Metazoa).
KW   Acetylation.
DR   RESID; AA0054.
DR   PSI-MOD; 00063.
//
ID   N-carbamoylalanine
AC   PTM-0374
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H1 N1 O1
MM   43.005814
MA   43.02
LC   Intracellular localisation.
TR   Bacteria; taxId:195064 (Ectothiorhodospira mobilis).
DR   RESID; AA0343.
DR   PSI-MOD; 00348.
//
ID   N-D-glucuronoyl glycine
AC   PTM-0331
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C6 H8 N0 O6
MM   176.032088
MA   176.12
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:147550.
KW   Glycoprotein.
DR   RESID; AA0058.
DR   PSI-MOD; 00067.
//
ID   N-formylglycine
AC   PTM-0211
FT   MOD_RES
TG   Glycine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 O1
MM   27.994915
MA   28.01
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7460 (Apis mellifera).
KW   Formylation.
DR   RESID; AA0057.
DR   PSI-MOD; 00066.
//
ID   N-formylmethionine
AC   PTM-0212
FT   MOD_RES
TG   Methionine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 O1
MM   27.994915
MA   28.01
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Formylation.
DR   RESID; AA0021.
DR   PSI-MOD; 00030.
//
ID   Nitrated tyrosine
AC   PTM-0213
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-1 N1 O2
MM   44.985078
MA   45.00
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Nitration.
DR   PSI-MOD; 00461.
//
ID   N-methylalanine
AC   PTM-0214
FT   MOD_RES
TG   Alanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0061.
DR   PSI-MOD; 00070.
//
ID   N-methylisoleucine
AC   PTM-0215
FT   MOD_RES
TG   Isoleucine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:303 (Pseudomonas putida).
KW   Methylation.
DR   RESID; AA0336.
DR   PSI-MOD; 00341.
//
ID   N-methylleucine
AC   PTM-0216
FT   MOD_RES
TG   Leucine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:68564 (Petrosia ficiformis).
KW   Methylation.
DR   RESID; AA0337.
DR   PSI-MOD; 00342.
//
ID   N-methylmethionine
AC   PTM-0217
FT   MOD_RES
TG   Methionine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation or Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:3055 (Chlamydomonas reinhardtii).
KW   Methylation.
DR   RESID; AA0064.
DR   PSI-MOD; 00073.
//
ID   N-methylphenylalanine
AC   PTM-0218
FT   MOD_RES
TG   Phenylalanine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Methylation.
DR   RESID; AA0065.
DR   PSI-MOD; 00074.
//
ID   N-methylproline
AC   PTM-0219
FT   MOD_RES
TG   Proline.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:7227 (Drosophila melanogaster).
KW   Methylation.
DR   RESID; AA0419.
DR   PSI-MOD; 00830.
//
ID   N-methylserine
AC   PTM-0432
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
DR   RESID; AA0533
DR   PSI-MOD; 01782
//
ID   N-methyltyrosine
AC   PTM-0220
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Methylation.
DR   RESID; AA0338.
DR   PSI-MOD; 00343.
//
ID   N-myristoyl glycine
AC   PTM-0221
FT   LIPID
TG   Glycine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C14 H26 O1
MM   210.198365
MA   210.36
LC   Intracellular localisation.
TR   Bacteria; taxId:319 (Pseudomonas syringae pv. phaseolicola).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Myristate.
DR   RESID; AA0059.
DR   PSI-MOD; 00068.
//
ID   N-palmitoyl cysteine
AC   PTM-0222
FT   LIPID
TG   Cysteine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C16 H30 O1
MM   238.229666
MA   238.41
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Palmitate.
DR   RESID; AA0060.
DR   PSI-MOD; 00069.
//
ID   N-palmitoyl glycine
AC   PTM-0223
FT   LIPID
TG   Glycine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C16 H30 O1
MM   238.229666
MA   238.41
LC   Intracellular localisation.
TR   Eukaryota; taxId:9913 (Bos taurus).
KW   Palmitate.
DR   RESID; AA0339.
DR   PSI-MOD; 00344.
//
ID   N-pyruvate 2-iminyl-cysteine
AC   PTM-0224
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C3 H2 O2
MM   70.005479
MA   70.05
LC   Intracellular localisation.
TR   Bacteria; taxId:543 (Enterobacteriaceae).
KW   Pyruvate.
DR   RESID; AA0275.
DR   PSI-MOD; 00280.
//
ID   N-pyruvate 2-iminyl-valine
AC   PTM-0225
FT   MOD_RES
TG   Valine.
PA   Amino acid backbone.
PP   N-terminal.
CF   C3 H2 O2
MM   70.005479
MA   70.05
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Pyruvate.
DR   RESID; AA0274.
DR   PSI-MOD; 00279.
//
ID   O-(2-aminoethylphosphoryl)serine
AC   PTM-0399
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H6 N1 O3 P1
MM   123.008530
MA   123.05
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:206351 (Neisseriales).
KW   Phosphoprotein.
DR   RESID; AA0497.
DR   PSI-MOD; 01587.
//
ID   O-(2-cholinephosphoryl)serine
AC   PTM-0400
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C8 H18 N2 O5 P1
MM   253.095333
MA   253.21
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:206351 (Neisseriales).
KW   Phosphoprotein.
DR   RESID; AA0498.
DR   PSI-MOD; 01588.
//
ID   O-(5'-phospho-DNA)-serine
AC   PTM-0226
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Viruses and phages; taxId:10239 (Viruses).
KW   Covalent protein-DNA linkage; Phosphoprotein.
DR   RESID; AA0246.
DR   PSI-MOD; 00251.
//
ID   O-(5'-phospho-DNA)-tyrosine
AC   PTM-0228
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Viruses and phages; taxId:10239 (Viruses).
KW   Covalent protein-DNA linkage; Phosphoprotein.
DR   RESID; AA0254.
DR   PSI-MOD; 00259.
//
ID   O-(5'-phospho-RNA)-serine
AC   PTM-0227
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Eukaryota; taxId:7711 (Chordata).
TR   Viruses and phages; taxId:10239 (Viruses).
KW   Covalent protein-RNA linkage; Phosphoprotein.
DR   RESID; AA0213.
DR   PSI-MOD; 00218.
//
ID   O-(5'-phospho-RNA)-tyrosine
AC   PTM-0229
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Viruses and phages; taxId:10239 (Viruses).
KW   Covalent protein-RNA linkage; Phosphoprotein.
DR   RESID; AA0249.
DR   PSI-MOD; 00254.
//
ID   O-(pantetheine 4'-phosphoryl)serine
AC   PTM-0391
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C11 H21 N2 O6 P1 S1
MM   340.085794
MA   340.33
LC   Intracellular localisation.
TR   Bacteria; taxId:638.
TR   Eukaryota; taxId:112.
KW   Phosphopantetheine.
DR   RESID; AA0150.
DR   PSI-MOD; 00159.
//
ID   O-(phosphoribosyl dephospho-coenzyme A)serine
AC   PTM-0389
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C26 H42 N7 O19 P3 S1
MM   881.146902
MA   881.63
LC   Intracellular localisation.
TR   Bacteria; taxId:158 (Treponema denticola), taxId:1224 (Proteobacteria), taxId:1239 (Firmicutes), taxId:76856 (Fusobacterium nucleatum subsp. nucleatum).
KW   Phosphoprotein.
DR   RESID; AA0167.
DR   PSI-MOD; 00176.
//
ID   O-(sn-1-glycerophosphoryl)serine
AC   PTM-0230
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H7 O5 P1
MM   154.003110
MA   154.06
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
DR   RESID; AA0264.
DR   PSI-MOD; 00269.
//
ID   O-8alpha-FAD tyrosine
AC   PTM-0231
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C27 H31 N9 O15 P2
MM   783.141484
MA   783.53
LC   Intracellular localisation.
TR   Bacteria; taxId:303 (Pseudomonas putida).
KW   FAD.
DR   RESID; AA0145.
DR   PSI-MOD; 00154.
//
ID   O-acetylserine
AC   PTM-0232
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Acetylation.
DR   RESID; AA0364.
DR   PSI-MOD; 00369.
//
ID   O-acetylthreonine
AC   PTM-0233
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H2 O1
MM   42.010565
MA   42.04
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Acetylation.
DR   RESID; AA0423.
DR   PSI-MOD; 01171.
//
ID   O-AMP-tyrosine
AC   PTM-0332
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C10 H12 N5 O6 P1
MM   329.05252
MA   329.21
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Nucleotide-binding.
DR   RESID; AA0203.
DR   PSI-MOD; 00208.
//
ID   O-AMP-threonine
AC   PTM-0393
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C10 H12 N5 O6 P1
MM   329.05252
MA   329.21
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Nucleotide-binding.
DR   RESID; AA0267.
DR   PSI-MOD; 00272.
//
ID   O-decanoyl threonine
AC   PTM-0235
FT   LIPID
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C10 H18 O1
MM   154.135765
MA   154.25
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:8400 (Rana catesbeiana).
KW   Lipoprotein.
DR   RESID; AA0387.
DR   PSI-MOD; 00392.
//
ID   O-decanoyl serine
AC   PTM-0234
FT   LIPID
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C10 H18 O1
MM   154.135765
MA   154.25
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:147599.
KW   Lipoprotein.
DR   RESID; AA0385.
DR   PSI-MOD; 00390.
//
ID   Omega-hydroxyceramide glutamate ester
AC   PTM-0236
FT   LIPID
TG   Glutamine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C50 H96 O4
MM   760.730862
MA   761.29
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Lipoprotein.
DR   RESID; AA0347.
DR   PSI-MOD; 00352.
//
ID   Omega-N-methylarginine
AC   PTM-0237
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:5661 (Leishmania donovani), taxId:40674 (Mammalia).
KW   Methylation.
DR   RESID; AA0069.
DR   PSI-MOD; 00078.
//
ID   Omega-N-methylated arginine
AC   PTM-0238
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Methylation.
//
ID   O-methylthreonine
AC   PTM-0356
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1386.
KW   Methylation.
DR   RESID; AA0464.
DR   PSI-MOD; 01387.
//
ID   O-octanoyl serine
AC   PTM-0239
FT   LIPID
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C8 H14 O1
MM   126.104465
MA   126.20
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Lipoprotein.
DR   RESID; AA0290.
DR   PSI-MOD; 00295.
//
ID   O-octanoyl threonine
AC   PTM-0240
FT   LIPID
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C8 H14 O1
MM   126.104465
MA   126.20
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:8400 (Rana catesbeiana).
KW   Lipoprotein.
DR   RESID; AA0386.
DR   PSI-MOD; 00391.
//
ID   O-palmitoyl serine
AC   PTM-0241
FT   LIPID
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C16 H30 O1
MM   238.229666
MA   238.41
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7711 (Chordata).
TR   Viruses and phages; taxId:10239 (Viruses).
KW   Palmitate.
DR   RESID; AA0080.
DR   PSI-MOD; 00089.
//
ID   O-palmitoyl threonine
AC   PTM-0242
FT   LIPID
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C16 H30 O1
MM   238.229666
MA   238.41
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:7711 (Chordata).
KW   Palmitate.
DR   RESID; AA0079.
DR   PSI-MOD; 00088.
//
ID   O-UMP-tyrosine
AC   PTM-0333
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C9 H11 N2 O8 P1
MM   306.025302
MA   306.17
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2797.
KW   Nucleotide-binding.
DR   RESID; AA0256.
DR   PSI-MOD; 00261.
//
ID   Oxazole-4-carboxylic acid (Cys-Ser)
AC   PTM-0376
FT   CROSSLNK
TG   Cysteine-Serine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:562 (Escherichia coli).
DR   RESID; AA0238.
DR   PSI-MOD; 00243.
//
ID   Oxazole-4-carboxylic acid (Gly-Ser)
AC   PTM-0377
FT   CROSSLNK
TG   Glycine-Serine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:562 (Escherichia coli).
DR   RESID; AA0240.
DR   PSI-MOD; 00245.
//
ID   Oxazoline-4-carboxylic acid (Cys-Ser)
AC   PTM-0381
FT   CROSSLNK
TG   Cysteine-Serine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2037 (Actinomycetales).
DR   RESID; AA0239.
DR   PSI-MOD; 00244.
//
ID   Pentaglycyl murein peptidoglycan amidated alanine
AC   PTM-0245
FT   MOD_RES
TG   Alanine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1260 (Peptostreptococcus magnus).
KW   Peptidoglycan-anchor.
DR   RESID; AA0383.
DR   PSI-MOD; 00388.
//
ID   Pentaglycyl murein peptidoglycan amidated threonine
AC   PTM-0246
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Peptidoglycan-anchor.
DR   RESID; AA0345.
DR   PSI-MOD; 00350.
//
ID   Peptide (Met-Gly) (interchain with G-...)
AC   PTM-0247
FT   CROSSLNK
TG   Methionine.
PA   Amino acid backbone-Amino acid backbone.
PP   N-terminal-C-terminal.
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
//
ID   Phenylalanine amide
AC   PTM-0248
FT   MOD_RES
TG   Phenylalanine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0094.
DR   PSI-MOD; 00103.
//
ID   Phosphatidylethanolamine amidated glycine
AC   PTM-0249
FT   LIPID
TG   Glycine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C39 H74 N1 O7 P1
MM   699.520290
MA   699.98
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Lipoprotein.
DR   RESID; AA0346.
DR   PSI-MOD; 00351.
//
ID   Phosphoarginine
AC   PTM-0250
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Phosphoprotein.
DR   RESID; AA0222.
DR   PSI-MOD; 00227.
//
ID   Phosphocysteine
AC   PTM-0251
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Phosphoprotein.
DR   RESID; AA0034.
DR   PSI-MOD; 00043.
//
ID   Phosphohistidine
AC   PTM-0252
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Phosphoprotein.
DR   PSI-MOD; 00890.
//
ID   Phosphoserine
AC   PTM-0253
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Phosphoprotein.
DR   RESID; AA0037.
DR   PSI-MOD; 00046.
//
ID   Phosphothreonine
AC   PTM-0254
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Phosphoprotein.
DR   RESID; AA0038.
DR   PSI-MOD; 00047.
//
ID   Phosphotyrosine
AC   PTM-0255
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Archaea; taxId:2287 (Sulfolobus solfataricus).
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Phosphoprotein.
DR   RESID; AA0039.
DR   PSI-MOD; 00048.
//
ID   PolyADP-ribosyl glutamic acid
AC   PTM-0256
FT   MOD_RES
TG   Glutamate.
PA   Amino acid side chain.
PP   Anywhere.
LC   Intracellular localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   ADP-ribosylation.
DR   RESID; AA0295.
DR   PSI-MOD; 00300.
//
ID   Proline 5-hydroxy-oxazole-4-carbothionic acid (Pro-Cys)
AC   PTM-0449
FT   CROSSLNK
TG   Proine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4
MM   -4.031300
MA   -4.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:595536 (Methylosinus trichosporium OB3b).
DR   RESID; AA0551.
DR   PSI-MOD; 01845.
//
ID   Proline amide
AC   PTM-0257
FT   MOD_RES
TG   Proline.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:35762 (Planobispora rosea).
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0095.
DR   PSI-MOD; 00104.
//
ID   Pros-8alpha-FAD histidine
AC   PTM-0258
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C27 H31 N9 O15 P2
MM   783.141484
MA   783.53
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   FAD; Flavoprotein.
DR   RESID; AA0144.
DR   PSI-MOD; 00153.
//
ID   Pros-methylhistidine
AC   PTM-0259
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Methylation.
DR   RESID; AA0073.
DR   PSI-MOD; 00082.
//
ID   Pros-phosphohistidine
AC   PTM-0260
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Phosphoprotein.
DR   RESID; AA0036.
DR   PSI-MOD; 00045.
//
ID   Pyridine-2,5-dicarboxylic acid (Ser-Cys) (with S-...)
AC   PTM-0357
FT   CROSSLNK
TG   Serine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
DR   RESID; AA0470.
DR   PSI-MOD; 01393.
//
ID   Pyridine-2,5-dicarboxylic acid (Ser-Ser) (with C-...)
AC   PTM-0358
FT   CROSSLNK
TG   Serine-Serine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
DR   RESID; AA0470.
DR   PSI-MOD; 01393.
//
ID   Pyrrolidone carboxylic acid
AC   PTM-0261
FT   MOD_RES
TG   Glutamine.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Extracellular and lumenal localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Pyrrolidone carboxylic acid.
DR   RESID; AA0031.
DR   PSI-MOD; 00040.
//
ID   Pyrrolidone carboxylic acid (Glu)
AC   PTM-0262
FT   MOD_RES
TG   Glutamate.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-2 O-1
MM   -18.010565
MA   -18.02
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:9913 (Bos taurus).
KW   Pyrrolidone carboxylic acid.
DR   RESID; AA0031.
DR   PSI-MOD; 00420.
//
ID   Pyrroloquinoline quinone (Glu-Tyr)
AC   PTM-0263
FT   CROSSLNK
TG   Glutamate-Tyrosine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-10 O3
MM   37.906494
MA   37.92
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
DR   RESID; AA0283.
DR   PSI-MOD; 00288.
//
ID   Pyruvic acid (Cys)
AC   PTM-0265
FT   MOD_RES
TG   Cysteine.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-3 N-1 O1 S-1
MM   -33.003705
MA   -33.10
LC   Intracellular localisation.
TR   Bacteria; taxId:1239 (Firmicutes).
TR   Viruses and phages; taxId:10677 (Enterobacteria phage Mu).
KW   Pyruvate.
DR   RESID; AA0127.
DR   PSI-MOD; 00136.
//
ID   Pyruvic acid (Ser)
AC   PTM-0266
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   N-terminal.
CF   H-3 N-1
MM   -17.026549
MA   -17.03
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Pyruvate.
DR   RESID; AA0127.
DR   PSI-MOD; 00807.
//
ID   S-(15-deoxy-Delta12,14-prostaglandin J2-9-yl)cysteine
AC   PTM-0447
FT   LIPID
TG   Cysteine.
PA   Amino acid backbone.
PP   Anywhere.
CF   C20 H28 O3
MM   316.203845
MA   316.44
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Lipoprotein.
DR   RESID; AA0426.
DR   PSI-MOD; 01174.
//
ID   S-(2-aminovinyl)-3-methyl-D-cysteine (Thr-Cys)
AC   PTM-0267
FT   CROSSLNK
TG   Threonine-Cysteine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-C-terminal.
CF   C-1 H-4 O-3
MM   -64.016044
MA   -64.04
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:69002 (Bacillus sp. (strain HIL-Y85/54728)).
KW   D-amino acid; Thioether bond.
DR   RESID; AA0253.
DR   PSI-MOD; 00258.
//
ID   S-(2-aminovinyl)-D-cysteine (Cys-Cys)
AC   PTM-0446
FT   CROSSLNK
TG   Cysteine-Cysteine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-C-terminal.
CF   C-1 H-4 O-2 S-1
MM   -79.993200
MA   -80.10
LC   Extracellular localisation.
TR   Bacteria; taxId:932694 (Streptomyces sp. OH-4156).
KW   Thioether bond.
DR   RESID; AA0204.
DR   PSI-MOD; 01849.
//
ID   S-(2-aminovinyl)-D-cysteine (Ser-Cys)
AC   PTM-0268
FT   CROSSLNK
TG   Serine-Cysteine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-C-terminal.
CF   C-1 H-4 O-3
MM   -64.016044
MA   -64.04
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1239 (Firmicutes).
KW   D-amino acid; Thioether bond.
DR   RESID; AA0204.
DR   PSI-MOD; 00209.
//
ID   S-(2-aminovinyl)-L-cysteine (Cys-Cys)
AC   PTM-0443
FT   CROSSLNK
TG   Cysteine-Cysteine.
PA   Amino acid side chain-Amino acid backbone.
PP   Anywhere-C-terminal.
CF   C-1 H-4 O-2 S-1
MM   -79.993200
MA   -80.10
LC   Extracellular localisation.
TR   Bacteria; taxId:932694 (Streptomyces sp. OH-4156).
KW   Thioether bond.
DR   RESID; AA0548.
DR   PSI-MOD; 01842.
//
ID   S-(4-hydroxycinnamyl)cysteine
AC   PTM-0414
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C12 H11 N1 O3 S1
MM   249.045964
MA   249.29
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Chromophore.
DR   RESID; AA0207.
DR   PSI-MOD; 00212.
//
ID   S-(coelenterazin-3a-yl)cysteine
AC   PTM-0428
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C26 H19 N3 O3
MM   421.142641
MA   421.45
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
//
ID   S-(dipyrrolylmethanemethyl)cysteine
AC   PTM-0421
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C20 H22 N2 O8
MM   418.137616
MA   418.40
LC   Intracellular localisation.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   RESID; AA0252.
DR   PSI-MOD; 00257.
//
ID   S-12-hydroxyfarnesyl cysteine
AC   PTM-0269
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H24 O1
MM   220.182715
MA   220.35
LC   Intracellular localisation.
TR   Eukaryota; taxId:5217 (Tremella mesenterica).
KW   Prenylation.
DR   RESID; AA0103.
DR   PSI-MOD; 00112.
//
ID   S-4a-FMN cysteine
AC   PTM-0270
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C17 H21 N4 O9 P1
MM   456.104615
MA   456.34
LC   Intracellular localisation.
TR   Bacteria; taxId:1239 (Firmicutes).
TR   Eukaryota; taxId:3702 (Arabidopsis thaliana).
KW   FMN.
DR   RESID; AA0351.
DR   PSI-MOD; 00356.
//
ID   S-6-FMN cysteine
AC   PTM-0271
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C17 H19 N4 O9 P1
MM   456.104615
MA   456.34
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   FMN.
DR   RESID; AA0220.
DR   PSI-MOD; 00225.
//
ID   S-8alpha-FAD cysteine
AC   PTM-0272
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C27 H31 N9 O15 P2
MM   783.141484
MA   783.53
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   FAD.
DR   RESID; AA0143.
DR   PSI-MOD; 00152.
//
ID   S-archaeol cysteine
AC   PTM-0273
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   N-terminal.
CF   C43 H86 O2
MM   634.662782
MA   635.14
LC   Extracellular and lumenal localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
KW   Lipoprotein.
DR   RESID; AA0223.
DR   PSI-MOD; 00228.
//
ID   S-cysteinyl 3-(oxidosulfanyl)alanine (Cys-Cys)
AC   PTM-0324
FT   CROSSLNK
TG   Cysteine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 O1
MM   13.979265
MA   13.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:68444 (Polypedates leucomystax).
KW   Disulfide bond.
DR   RESID; AA0457.
DR   PSI-MOD; 01383.
//
ID   S-cysteinyl cysteine
AC   PTM-0415
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H5 N1 O2 S1
MM   119.004099
MA   119.14
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:91347 (Enterobacteriales).
TR   Eukaryota; taxId:40674 (Mammalia).
DR   RESID; AA0025.
DR   PSI-MOD; 00765.
//
ID   S-diacylglycerol cysteine
AC   PTM-0274
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   N-terminal.
CF   C37 H68 O4
MM   576.511761
MA   576.93
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Lipoprotein.
DR   RESID; AA0107.
DR   PSI-MOD; 00116.
//
ID   Serine amide
AC   PTM-0275
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:146537 (Streptomyces azureus).
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0096.
DR   PSI-MOD; 00105.
//
ID   Serine microcin E492 siderophore ester
AC   PTM-0276
FT   MOD_RES
TG   Serine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C36 H37 N3 O20
MM   831.197041
MA   831.69
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:573 (Klebsiella pneumoniae).
DR   RESID; AA0374.
DR   PSI-MOD; 00379.
//
ID   S-farnesyl cysteine
AC   PTM-0277
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C15 H24
MM   204.187801
MA   204.35
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Prenylation.
DR   RESID; AA0102.
DR   PSI-MOD; 00111.
//
ID   S-geranylgeranyl cysteine
AC   PTM-0278
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C20 H32
MM   272.250401
MA   272.47
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Prenylation.
DR   RESID; AA0104.
DR   PSI-MOD; 00113.
//
ID   S-glutathionyl cysteine
AC   PTM-0311
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C10 H15 N3 O6 S1
MM   305.068156
MA   305.31
LC   Intracellular localisation.
TR   Bacteria; taxId:83333 (Escherichia coli (strain K12)).
TR   Eukaryota; taxId:3981 (Hevea brasiliensis), taxId:7742 (Vertebrata).
KW   Glutathionylation.
DR   RESID; AA0229.
DR   PSI-MOD; 00234.
//
ID   S-Lysyl-methionine sulfilimine (Met-Lys) (interchain with K-...)
AC   PTM-0401
FT   CROSSLNK
TG   Methionine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
//
ID   S-Lysyl-methionine sulfilimine (Lys-Met) (interchain with M-...)
AC   PTM-0402
FT   CROSSLNK
TG   Lysine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
//
ID   S-methylcysteine
AC   PTM-0279
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:1421 (Bacillus sphaericus).
TR   Eukaryota; taxId:3055 (Chlamydomonas reinhardtii).
KW   Methylation.
DR   RESID; AA0234.
DR   PSI-MOD; 00239.
//
ID   S-nitrosocysteine
AC   PTM-0280
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-1 N1 O1
MM   28.990164
MA   29.00
LC   Intracellular localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
TR   Eukaryota; taxId:40674 (Mammalia).
KW   S-nitrosylation.
DR   RESID; AA0230.
DR   PSI-MOD; 00235.
//
ID   S-palmitoyl cysteine
AC   PTM-0281
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C16 H30 O1
MM   238.229666
MA   238.41
LC   Intracellular localisation.
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   Palmitate.
DR   RESID; AA0106.
DR   PSI-MOD; 00115.
//
ID   S-selanylcysteine
AC   PTM-0282
FT   MOD_RES
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   Se1
MM   79.916522
MA   78.96
LC   Intracellular localisation.
TR   Bacteria; taxId:562 (Escherichia coli).
KW   Selenium.
DR   RESID; AA0277.
DR   PSI-MOD; 00282.
//
ID   S-stearoyl cysteine
AC   PTM-0283
FT   LIPID
TG   Cysteine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C18 H34 O1
MM   266.260966
MA   266.46
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
TR   Viruses and phages; taxId:11033 (Semliki forest virus).
KW   Lipoprotein.
DR   RESID; AA0407.
DR   PSI-MOD; 00816.
//
ID   Sulfoserine
AC   PTM-0284
FT   MOD_RES
TG   Serine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O3 S1
MM   79.956815
MA   80.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:9606 (Homo sapiens).
KW   Sulfation.
DR   RESID; AA0361.
DR   PSI-MOD; 00366.
//
ID   Sulfothreonine
AC   PTM-0285
FT   MOD_RES
TG   Threonine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O3 S1
MM   79.956815
MA   80.06
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:36329 (Plasmodium falciparum (isolate 3D7)).
KW   Sulfation.
DR   RESID; AA0362.
DR   PSI-MOD; 00367.
//
ID   Sulfotyrosine
AC   PTM-0286
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   O3 S1
MM   79.956815
MA   80.06
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa), taxId:33090 (Viridiplantae).
KW   Sulfation.
DR   RESID; AA0172.
DR   PSI-MOD; 00181.
//
ID   Symmetric dimethylarginine
AC   PTM-0287
FT   MOD_RES
TG   Arginine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C2 H4
MM   28.031300
MA   28.06
LC   Intracellular localisation.
TR   Eukaryota; taxId:7742 (Vertebrata).
KW   Methylation.
DR   RESID; AA0067.
DR   PSI-MOD; 00076.
//
ID   Tele-(1,2,3-trihydroxypropan-2-yl)histidine
AC   PTM-0416
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C3 H6 N0 O3
MM   90.031694
MA   90.08
TR   Bacteria; taxId:1360 (Streptococcus lactis).
DR   RESID; AA0431.
DR   PSI-MOD; 01177.
//
ID   Tele-8alpha-FAD histidine
AC   PTM-0288
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C27 H31 N9 O15 P2
MM   783.141484
MA   783.53
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
KW   FAD.
DR   RESID; AA0221.
DR   PSI-MOD; 00226.
//
ID   Tele-8alpha-FMN histidine
AC   PTM-0289
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C17 H19 N4 O9 P1
MM   454.088965
MA   454.33
LC   Intracellular localisation.
TR   Bacteria; taxId:69006 (Corynebacterium sp. (strain P-1)).
KW   FMN.
DR   RESID; AA0352.
DR   PSI-MOD; 00357.
//
ID   Tele-methylhistidine
AC   PTM-0290
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C1 H2
MM   14.015650
MA   14.03
LC   Intracellular localisation.
TR   Eukaryota; taxId:5791 (Physarum polycephalum), taxId:7742 (Vertebrata).
KW   Methylation.
DR   RESID; AA0317.
DR   PSI-MOD; 00322.
//
ID   Tele-phosphohistidine
AC   PTM-0325
FT   MOD_RES
TG   Histidine.
PA   Amino acid side chain.
PP   Anywhere.
CF   H1 O3 P1
MM   79.966330
MA   79.98
LC   Intracellular localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Phosphoprotein.
DR   RESID; AA0035.
DR   PSI-MOD; 00044.
//
ID   Thiazole-4-carboxylic acid (Asn-Cys)
AC   PTM-0359
FT   CROSSLNK
TG   Asparagine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1931 (Streptomyces sp.).
KW   Thioether bond.
DR   RESID; AA0481.
DR   PSI-MOD; 01404.
//
ID   Thiazole-4-carboxylic acid (Cys-Cys)
AC   PTM-0360
FT   CROSSLNK
TG   Cysteine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0244.
DR   PSI-MOD; 00249.
//
ID   Thiazole-4-carboxylic acid (Gly-Cys)
AC   PTM-0378
FT   CROSSLNK
TG   Glycine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   Thioether bond.
DR   RESID; AA0241.
DR   PSI-MOD; 00246.
//
ID   Thiazole-4-carboxylic acid (Ile-Cys)
AC   PTM-0361
FT   CROSSLNK
TG   Isoleucine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:146537 (Streptomyces azureus).
KW   Thioether bond.
DR   RESID; AA0466.
DR   PSI-MOD; 01389.
//
ID   Thiazole-4-carboxylic acid (Phe-Cys)
AC   PTM-0375
FT   CROSSLNK
TG   Phenylalanine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:35762 (Planobispora rosea).
KW   Thioether bond.
DR   RESID; AA0243.
DR   PSI-MOD; 00248.
//
ID   Thiazole-4-carboxylic acid (Pro-Cys)
AC   PTM-0362
FT   CROSSLNK
TG   Proline-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1931 (Streptomyces sp.).
KW   Thioether bond.
DR   RESID; AA0282.
DR   PSI-MOD; 00287.
//
ID   Thiazole-4-carboxylic acid (Ser-Cys)
AC   PTM-0363
FT   CROSSLNK
TG   Serine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0242.
DR   PSI-MOD; 00247.
//
ID   Thiazole-4-carboxylic acid (Thr-Cys)
AC   PTM-0364
FT   CROSSLNK
TG   Threonine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:2 (Bacteria).
KW   Thioether bond.
DR   RESID; AA0283.
DR   PSI-MOD; 00288.
//
ID   Thiazole-4-carboxylic acid (Val-Cys)
AC   PTM-0365
FT   CROSSLNK
TG   Valine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-4 O-1
MM   -20.026215
MA   -20.03
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1386.
KW   Thioether bond.
DR   RESID; AA0467.
DR   PSI-MOD; 01390.
//
ID   Thiazoline-4-carboxylic acid (Phe-Cys)
AC   PTM-0366
FT   CROSSLNK
TG   Phenylalanine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
MM   18.010565
MA   18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1931 (Streptomyces sp.).
KW   Thioether bond.
DR   RESID; AA0484.
DR   PSI-MOD; 01407.
//
ID   (4S)-thiazoline-4-carboxylic acid (Thr-Cys)
AC   PTM-0392
FT   CROSSLNK
TG   Threonine-Cysteine.
PA   Amino acid backbone-Amino acid backbone.
PP   Protein core-Protein core.
CF   H-2 O-1
MM   18.010565
MA   18.02
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:146537 (Streptomyces azureus).
KW   Thioether bond.
DR   RESID; AA0485.
DR   PSI-MOD; 01408.
//
ID   Threonine amide
AC   PTM-0293
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0097.
DR   PSI-MOD; 00106.
//
ID   Threonyl lysine isopeptide (Lys-Thr) (interchain with T-...)
AC   PTM-0326
FT   CROSSLNK
TG   Lysine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:301447 (Streptococcus pyogenes serotype M1).
KW   Isopeptide bond.
DR   RESID; AA0440.
DR   PSI-MOD; 00924.
//
ID   Threonyl lysine isopeptide (Thr-Lys) (interchain with K-...)
AC   PTM-0327
FT   CROSSLNK
TG   Threonine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:301447 (Streptococcus pyogenes serotype M1).
KW   Isopeptide bond.
DR   RESID; AA0440.
DR   PSI-MOD; 00924.
//
ID   Threonine methyl ester
AC   PTM-0412
FT   MOD_RES
TG   Threonine.
PA   Amino acid backbone.
PP   C-terminal.
CF   C1 H2
MM   14.015650
MA   14.03
TR   Bacteria; taxId:45979.
KW   Methylation.
DR   RESID; AA0507.
DR   PSI-MOD; 01610.
//
ID   Thyroxine
AC   PTM-0294
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C6 I4 O1
MM   595.612787
MA   595.68
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Iodination.
DR   RESID; AA0178.
DR   PSI-MOD; 00187.
//
ID   Triiodothyronine
AC   PTM-0295
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid side chain.
PP   Anywhere.
CF   C6 H1 I3 O1
MM   469.716144
MA   469.78
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:40674 (Mammalia).
KW   Iodination.
DR   RESID; AA0177.
DR   PSI-MOD; 00186.
//
ID   Trithiocysteine (Cys-Cys)
AC   PTM-0417
FT   CROSSLNK
TG   Cysteine-Cysteine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-2 S 3
MM   93.900563
MA   94.18
TR   Archaea; taxId:2157 (Archaea).
DR   RESID; AA0513.
DR   PSI-MOD; 01616.
//
ID   Tryptophan amide
AC   PTM-0296
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0098.
DR   PSI-MOD; 00107.
//
ID   Tryptophan derivative
AC   PTM-0297
FT   MOD_RES
TG   Tryptophan.
TR   Archaea; taxId:2157 (Archaea).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:2759 (Eukaryota).
DR   PSI-MOD; 00918.
//
ID   Tryptophan tryptophylquinone (Trp-Trp)
AC   PTM-0298
FT   CROSSLNK
TG   Tryptophan-Tryptophan.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
CF   H-4 O2
MM   27.958529
MA   27.97
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
KW   TTQ.
DR   RESID; AA0149.
DR   PSI-MOD; 00158.
//
ID   Tryptophylquinone
AC   PTM-0299
FT   MOD_RES
TG   Tryptophan.
PA   Amino acid side chain.
PP   Anywhere.
CF   H-2 O2
MM   29.974179
MA   29.98
LC   Extracellular and lumenal localisation.
TR   Bacteria; taxId:1224 (Proteobacteria).
DR   RESID; AA0148.
DR   PSI-MOD; 00157.
//
ID   Tryptophyl-tyrosyl-methioninium (Trp-Tyr) (with M-...)
AC   PTM-0328
FT   CROSSLNK
TG   Tryptophan-Tyrosine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:4751 (Fungi).
DR   RESID; AA0348.
DR   PSI-MOD; 00353.
//
ID   Tryptophyl-tyrosyl-methioninium (Tyr-Met) (with W-...)
AC   PTM-0329
FT   CROSSLNK
TG   Tyrosine-Methionine.
PA   Amino acid side chain-Amino acid side chain.
PP   Anywhere-Anywhere.
LC   Extracellular and lumenal localisation.
TR   Archaea; taxId:28890 (Euryarchaeota).
TR   Bacteria; taxId:2 (Bacteria).
TR   Eukaryota; taxId:4752.
DR   RESID; AA0348.
DR   PSI-MOD; 00353.
//
ID   Tyrosine amide
AC   PTM-0302
FT   MOD_RES
TG   Tyrosine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0099.
DR   PSI-MOD; 00108.
//
ID   Valine amide
AC   PTM-0303
FT   MOD_RES
TG   Valine.
PA   Amino acid backbone.
PP   C-terminal.
CF   H1 N1 O-1
MM   -0.984016
MA   -0.98
LC   Extracellular and lumenal localisation.
TR   Eukaryota; taxId:33208 (Metazoa).
KW   Amidation.
DR   RESID; AA0100.
DR   PSI-MOD; 00109.
//
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