FE ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 70.4349 98.8966 122.4891 FE 0 1 0 0 0 0 0 0 0 0 0 0 M END > Pnu1x-hDfpMySo8WYE1qaA > 2025-07-08 01:42:16 > 0.9.12 > ligand > pdb-bcif > 6zn2 > atom_site > {"label_asym_id":"N","auth_seq_id":502} > 18 > 11 > 16 > 334 > 0 > 1 $$$$