CHEBI:35237 - cysteine zwitterion

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name cysteine zwitterion
ChEBI ID CHEBI:35237
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C3H7NO2S
Net Charge 0
Average Mass 121.15922
Monoisotopic Mass 121.020
InChI InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)
InChIKey XUJNEKJLAYXESH-UHFFFAOYSA-N
SMILES [NH3+]C(CS)C([O-])=O
ChEBI Ontology
Outgoing cysteine zwitterion (CHEBI:35237) is a amino acid zwitterion (CHEBI:35238)
cysteine zwitterion (CHEBI:35237) is conjugate acid of cysteinate(1−) (CHEBI:32456)
cysteine zwitterion (CHEBI:35237) is conjugate base of cysteinium (CHEBI:32458)
cysteine zwitterion (CHEBI:35237) is tautomer of cysteine (CHEBI:15356)
Incoming D-cysteine zwitterion (CHEBI:35236) is a cysteine zwitterion (CHEBI:35237)
L-cysteine zwitterion (CHEBI:35235) is a cysteine zwitterion (CHEBI:35237)
cysteinium (CHEBI:32458) is conjugate acid of cysteine zwitterion (CHEBI:35237)
cysteinate(1−) (CHEBI:32456) is conjugate base of cysteine zwitterion (CHEBI:35237)
cysteine (CHEBI:15356) is tautomer of cysteine zwitterion (CHEBI:35237)
IUPAC Name
2-ammonio-3-sulfanylpropanoate
Synonyms Sources
+H3N‒CH(CH2SH)-COO ChEBI
2-ammonio-3-mercaptopropanoate ChEBI
cysteine zwitterion IUPAC
Registry Number Type Source
49992 Gmelin Registry Number Gmelin
Last Modified
29 August 2017