CHEBI:32445 - L-cysteinium

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ChEBI Name L-cysteinium
ChEBI ID CHEBI:32445
ChEBI ASCII Name L-cysteinium
Definition The L-enantiomer of cysteinium.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C3H8NO2S
Net Charge +1
Average Mass 122.16716
Monoisotopic Mass 122.028
InChI InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/p+1/t2-/m0/s1
InChIKey XUJNEKJLAYXESH-REOHCLBHSA-O
SMILES [NH3+][C@@H](CS)C(O)=O
Roles Classification
Biological Role(s): fundamental metabolite
Any metabolite produced by all living cells.
View more via ChEBI Ontology
ChEBI Ontology
Outgoing L-cysteinium (CHEBI:32445) has role fundamental metabolite (CHEBI:78675)
L-cysteinium (CHEBI:32445) is a cysteinium (CHEBI:32458)
L-cysteinium (CHEBI:32445) is conjugate acid of L-cysteine (CHEBI:17561)
L-cysteinium (CHEBI:32445) is conjugate acid of L-cysteine zwitterion (CHEBI:35235)
L-cysteinium (CHEBI:32445) is enantiomer of D-cysteinium (CHEBI:32451)
Incoming L-cysteine hydrochloride (CHEBI:91247) has part L-cysteinium (CHEBI:32445)
L-cysteine (CHEBI:17561) is conjugate base of L-cysteinium (CHEBI:32445)
L-cysteine zwitterion (CHEBI:35235) is conjugate base of L-cysteinium (CHEBI:32445)
D-cysteinium (CHEBI:32451) is enantiomer of L-cysteinium (CHEBI:32445)
L-cysteiniumyl group (CHEBI:65250) is substituent group from L-cysteinium (CHEBI:32445)
IUPAC Name
L-cysteinium
Synonyms Sources
(1R)-1-carboxy-2-mercaptoethanaminium ChEBI
(1R)-1-carboxy-2-sulfanylethanaminium IUPAC
L-cysteine cation JCBN
L-cysteinium(1+) ChEBI
Registry Number Type Source
325860 Gmelin Registry Number Gmelin
Last Modified
17 February 2016