SMILES: C(CC(=O)[O-])[C@@H](C(=O)[O-])[NH2+]C[C@@H](C(=O)[O-])N
Description: The molecule is a tricarboxylic acid dianion obtained by deprotonation of the three carboxy groups and protonation of the secondary amino group of N-[(2S)-2-amino-2-carboxyethyl]-L-glutamic acid. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a N-[(2S)-2-amino-2-carboxyethyl]-L-glutamic acid.