ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 54.3450 1.2420 98.7140 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > k999RA7za5NTOUmBSPquXw > 2025-07-12 21:09:23 > 0.9.12 > ligand > pdb-bcif > 2kfn > atom_site > {"label_asym_id":"F","auth_seq_id":320} > 12 > 8 > 20 > 295 > 0 > 1 $$$$