K ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 199.2140 269.1830 226.0090 K 0 3 0 0 0 0 0 0 0 0 0 0 M END > 02eXQU9pb6MUa9AfF4tp0g > 2024-06-01 07:02:12 > 0.9.11 > ligand > pdb-bcif > 8r57 > atom_site > {"label_asym_id":"U","auth_seq_id":1902} > 7 > 44 > 41 > 331 > 0 > 1 $$$$