SMILES: C([C@@H](C(=O)[O-])[NH3+])C(C(=O)O)C(=O)O
Description: The molecule is an amino acid zwitterion obtained from gamma-carboxy-L-glutamic acid by transfer of a proton from the alpha-carboxy group to the amino group. It is a conjugate acid of a gamma-carboxy-L-glutamic acid zwitterion(2-). It is a tautomer of a gamma-carboxy-L-glutamic acid.