CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 16.8240 10.8540 19.1560 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > Y4fKtPmKSXa1PQ5eRRg2tw > 2025-07-01 02:55:18 > 0.9.12 > ligand > pdb-bcif > 1ff5 > atom_site > {"label_asym_id":"C","auth_seq_id":1001} > 21 > 5 > 4 > 242 > 0 > 1 $$$$