CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 16.7080 113.3700 158.3150 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 3Ufpg1xCN1aPH2mzc7SqFA > 2025-07-06 22:06:06 > 0.9.12 > ligand > pdb-bcif > 4qn7 > atom_site > {"label_asym_id":"J","auth_seq_id":501} > 15 > 8 > 17 > 248 > 0 > 1 $$$$