Term Name:	S-(5-histidyl)cysteine sulfoxide dizwitterion
Synonyms:	(2R)-2-azaniumyl-3-({4-[(2S)-2-azaniumyl-2-carboxylatoethyl]-1H-imidazol-5-yl}sulfinyl)propanoate, L-alanin-3-yl L-histidin-5-yl sulfoxide, S-(5-L-histidyl)-L-cysteine sulfoxide dizwitterion
Definition:	An L-alpha-amino acid zwitterion formed from S-(5-histidyl)cysteine sulfoxide by transfer of protons from the two carboxy to the two amino grousp; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:82728]  ( EBI )