ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 3.7380 56.8490 34.0170 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > 7lxt-ThxcxnO6OS9f8r8rA > 2025-07-15 14:45:50 > 0.9.12 > ligand > pdb-bcif > 4fec > atom_site > {"label_asym_id":"K","auth_seq_id":503} > 22 > 15 > 34 > 317 > 0 > 1 $$$$