FE ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 55.7200 35.7210 45.0430 FE 0 1 0 0 0 0 0 0 0 0 0 0 M END > xugB828-23mDWhFEMIenbw > 2025-07-09 22:39:01 > 0.9.12 > ligand > pdb-bcif > 2yxo > atom_site > {"label_asym_id":"K","auth_seq_id":1503} > 20 > 8 > 6 > 324 > 0 > 1 $$$$