A protein modification that effectively converts a source amino acid residue to an L-cysteine. [ DeltaMass : 0 ChEBI : 29950 PubMed : 3447159 PubMed : 6692818 https://proteininformationresource.org/cgi-bin/resid?id=AA0005 PubMed : 15790858 PubMed : 7338899 PubMed : 1310545 ]

Synonyms:

beta-mercaptoalanine

alpha-amino-beta-mercaptopropionic acid

Cys

alpha-amino-beta-thiolpropionic acid

Cysteine (C, Cys)

(2R)-2-amino-3-sulfanylpropanoic acid

2-azanyl-3-sulfanylpropanoic acid

L-cysteine

2-amino-3-mercaptopropanoic acid

half-cystine

thioserine

L-(+)-cysteine

3-mercapto-L-alanine

2-amino-3-mercaptopropionic acid

(R)-cysteine

alpha-amino-beta-mercaptopropanoic acid

This is just here as a test because I lose it

Term information

Subsets

PSI-MOD-slim

Alternate name from RESID
alpha-amino-beta-mercaptopropanoic acid
Alternate name from RESID
2-azanyl-3-sulfanylpropanoic acid
Systematic name from RESID
(2R)-2-amino-3-sulfanylpropanoic acid
Alternate name from RESID
L-(+)-cysteine
Alternate name from RESID
3-mercapto-L-alanine
Alternate name from RESID
beta-mercaptoalanine
Name from RESID
L-cysteine
Alternate name from RESID
2-amino-3-mercaptopropionic acid
Alternate name from RESID
alpha-amino-beta-mercaptopropionic acid
Alternate name from RESID
alpha-amino-beta-thiolpropionic acid
Alternate name from RESID
2-amino-3-mercaptopropanoic acid
Label from MS DeltaMass
Cysteine (C, Cys)
DiffAvg
  • 0.0
DiffFormula
  • C 0 H 0 N 0 O 0 S 0
DiffMono
  • 0.0
Formula
  • C 3 H 5 N 1 O 1 S 1
MassAvg
  • 103.14
MassMono
  • 103.009186
Origin
  • C
Source
  • natural
comment
  • From DeltaMass: Average Mass: 121.
id
  • MOD:00014