CO ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 17.1040 -14.1260 6.6780 CO 0 2 0 0 0 0 0 0 0 0 0 0 M END > 4Wb-4j0ne7LbrrTf3_UEtQ > 2025-07-17 07:55:31 > 0.9.12 > ligand > pdb-bcif > 1c21 > atom_site > {"label_asym_id":"B","auth_seq_id":401} > 66 > 14 > 6 > 345 > 0 > 1 $$$$