The molecule is an organic disulfide obtained by the oxidation of two Cys-Gly molecules which are then linked via a disulfide bond. It is an organic disulfide and a dipeptide. It derives from a cystine. It is a tautomer of a Cys-Gly disulfide dizwitterion.
2-[[2-amino-3-[[2-amino-3-(carboxymethylamino)-3-oxopropyl]disulfanyl]propanoyl]amino]acetic acid