ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 0.9860 -7.0240 -0.4320 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > PQHt6v0BZkAiS7hsqy2zCA > 2025-07-06 12:13:03 > 0.9.12 > ligand > pdb-bcif > 4r2a > atom_site > {"label_asym_id":"F","auth_seq_id":503} > 55 > 8 > 4 > 288 > 0 > 1 $$$$