EMBL-EBI | Chemical Biology | ChEBI

Example searches: iron*, InChI=1S/CH4O/c1-2/h2H,1H3, caffeine | Advanced Search

CHEBI:746881 - methiin zwitterion

ChEBI IDCHEBI:746881
ChEBI Namemethiin zwitterion
Stars
Last Modified21 October 2025
SubmitterElisabeth Coudert
DownloadsMolfile
FormulaC4H9NO3S
Net Charge0
Average Mass151.187
Monoisotopic Mass151.03031
SMILESCS(=O)C[C@H]([NH3+])C(=O)[O-]
InChIInChI=1S/C4H9NO3S/c1-9(8)2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-,9?/m0/s1
InChIKeyZZLHPCSGGOGHFW-BUKSALPDSA-N
ChEBI Ontology
Outgoing Relation(s)
methiin zwitterion (CHEBI:746881) is a L-α-amino acid zwitterion (CHEBI:59869)
Synonym  Source
S-methyl-L-cysteine sulfoxide zwitterionSUBMITTER
UniProt Name  Source
methiinUniProt
Manual XrefsDatabases
CPD-9277MetaCyc