Term Name:	S-3-[(2R)-phycourobilin]-L-cysteine(2-) residue
Synonyms:	S-3-[(2R)-phycourobilin]-L-cysteine residue
Definition:	An organic anionic group obtained by deprotonation of the carboxy groups of S-3-[(2R)-phycourobilin]-L-cysteine residue; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:85305]  ( EBI )