Term Name:	ovothiol A zwitterion
Synonyms:	(2S)-2-azaniumyl-3-(1-methyl-4-sulfanyl-1H-imidazol-5-yl)propanoate, N(1)-methyl-4-mercaptohistidine, ovothiol A
Definition:	An L-alpha-amino acid zwitterion formed from ovothiol A by transfer of a proton from the carboxy to the amino group; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:82723]  ( EBI )