CHEBI:16375 - D-cysteine

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name D-cysteine
ChEBI ID CHEBI:16375
ChEBI ASCII Name D-cysteine
Definition An optically active form of cysteine having D-configuration.
Stars This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs CHEBI:4111, CHEBI:41887, CHEBI:12919, CHEBI:20921
Supplier Information
Download Molfile XML SDF
Formula C3H7NO2S
Net Charge 0
Average Mass 121.15922
Monoisotopic Mass 121.01975
InChI InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m1/s1
InChIKey XUJNEKJLAYXESH-UWTATZPHSA-N
SMILES N[C@H](CS)C(O)=O
Metabolite of Species Details
Escherichia coli (NCBI:txid562) See: PubMed
Roles Classification
Chemical Role(s): Bronsted base
A molecular entity capable of accepting a hydron from a donor (Bronsted acid).
(via organic amino compound )
Bronsted acid
A molecular entity capable of donating a hydron to an acceptor (Bronsted base).
(via oxoacid )
Biological Role(s): fundamental metabolite
Any metabolite produced by all living cells.
(via cysteine )
View more via ChEBI Ontology
ChEBI Ontology
Outgoing D-cysteine (CHEBI:16375) is a D-α-amino acid (CHEBI:16733)
D-cysteine (CHEBI:16375) is a cysteine (CHEBI:15356)
D-cysteine (CHEBI:16375) is conjugate acid of D-cysteinate(1−) (CHEBI:32449)
D-cysteine (CHEBI:16375) is conjugate base of D-cysteinium (CHEBI:32451)
D-cysteine (CHEBI:16375) is enantiomer of L-cysteine (CHEBI:17561)
D-cysteine (CHEBI:16375) is tautomer of D-cysteine zwitterion (CHEBI:35236)
Incoming D-cysteine derivative (CHEBI:83835) has functional parent D-cysteine (CHEBI:16375)
D-cysteinyl radical (CHEBI:32738) has functional parent D-cysteine (CHEBI:16375)
D-cysteinium (CHEBI:32451) is conjugate acid of D-cysteine (CHEBI:16375)
D-cysteinate(1−) (CHEBI:32449) is conjugate base of D-cysteine (CHEBI:16375)
L-cysteine (CHEBI:17561) is enantiomer of D-cysteine (CHEBI:16375)
D-cystein-S-yl group (CHEBI:32794) is substituent group from D-cysteine (CHEBI:16375)
D-cysteine residue (CHEBI:29951) is substituent group from D-cysteine (CHEBI:16375)
D-cysteinyl group (CHEBI:32452) is substituent group from D-cysteine (CHEBI:16375)
D-cysteine zwitterion (CHEBI:35236) is tautomer of D-cysteine (CHEBI:16375)
IUPAC Name
D-cysteine
Synonyms Sources
(2S)-2-amino-3-mercaptopropanoic acid JCBN
(2S)-2-amino-3-sulfanylpropanoic acid IUPAC
(S)-2-amino-3-mercaptopropanoic acid ChEBI
D-Amino-3-mercaptopropionic acid KEGG COMPOUND
D-Cystein ChEBI
D-CYSTEINE PDBeChem
D-Cysteine KEGG COMPOUND
D-Zystein ChEBI
DCY PDBeChem
Manual Xrefs Databases
C00007323 KNApSAcK
C00793 KEGG COMPOUND
DB03201 DrugBank
DCY PDBeChem
ECMDB03417 ECMDB
HMDB0003417 HMDB
YMDB00913 YMDB
View more database links
Registry Numbers Types Sources
1721407 Reaxys Registry Number Reaxys
1721407 Beilstein Registry Number Beilstein
363236 Gmelin Registry Number Gmelin
921-01-7 CAS Registry Number KEGG COMPOUND
921-01-7 CAS Registry Number ChemIDplus
Citations Waiting for Citations Types Sources
13761469 PubMed citation Europe PMC
23340406 PubMed citation Europe PMC
24800864 PubMed citation Europe PMC
Last Modified
25 January 2016