CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 15.1960 -0.6330 13.4950 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > RTa5eSV9EpMgxlPmY28HgQ > 2025-07-15 01:15:44 > 0.9.12 > ligand > pdb-bcif > 4r5j > atom_site > {"label_asym_id":"E","auth_seq_id":901} > 32 > 23 > 25 > 739 > 0 > 1 $$$$