isRiskFactorFor homocysteine A sulfur-containing amino acid consisting of a glycine core with a 2-mercaptoethyl side-chain. CHEBI:17230 Homocysteine C4H9NO2S InChI=1S/C4H9NO2S/c5-3(1-2-8)4(6)7/h3,8H,1-2,5H2,(H,6,7) PMID:11133260 HMDB:HMDB0000742 PMID:16596805 Wikipedia:Homocysteine chebi_ontology 135.18580 2-amino-4-sulfanylbutanoic acid 0 NC(CCS)C(O)=O Hcy CHEBI:5751 homocysteine 2-Amino-4-mercaptobutyric acid PMID:18370634 CHEBI:14408 KEGG:C05330 FFFHZYDWPBMWHY-UHFFFAOYSA-N 135.03540 carbon group molecular entity organonitrogen compound Alzheimer's disease