[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][Ring2][C][C][N][C][C@@H1][Branch2][Ring1][Branch1][C][=Branch1][C][=O][N][C@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a dipeptide obtained by formal condensation of the carboxy group of L-lysine with the amino group of D-glutamic acid. It is a constituent of bacterial peptidoglycan type A4alpha. It is functionally related to a L-lysine and a D-glutamic acid."}]