ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 1.6970 8.2410 18.5420 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > LkPvbdLfXmxbOJs7vDu8yQ > 2025-06-13 13:07:28 > 0.9.12 > ligand > pdb-bcif > 4k1r > atom_site > {"label_asym_id":"E","auth_seq_id":501} > 9 > 7 > 5 > 305 > 0 > 1 $$$$