ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 213.8000 110.6440 93.8600 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > rMOvg6M0xHf3FZovqv3s0Q > 2025-07-15 21:38:55 > 0.9.12 > ligand > pdb-bcif > 4r2p > atom_site > {"label_asym_id":"F","auth_seq_id":503} > 71 > 9 > 5 > 319 > 0 > 1 $$$$