Term Name:	hercynylcysteine sulfoxide zwitterion
Synonyms:	(2R)-2-azaniumyl-3-({4-[(2S)-2-carboxylato-2-(trimethylazaniumyl)ethyl]-1H-imidazol-2-yl}sulfinyl)propanoate, S-(hercyn-2-yl)-L-cysteine S-oxide
Definition:	An L-alpha-amino acid zwitterion formed from hercynylcysteine sulfoxide by transfer of a proton from the carboxy to the amino group; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:82706]  ( EBI )