MG ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 258.4630 42.5230 207.3890 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > ocIEexgDyd4rxrXDyIEJ1A > 2024-08-23 08:58:59 > 0.9.11 > ligand > pdb-bcif > 4u53 > atom_site > {"label_asym_id":"PBB","auth_seq_id":1917} > 223 > 144 > 552 > 333 > 0 > 1 $$$$