ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 21.5060 12.4350 3.2810 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > Ka3OGTNI8Az4PrZkfi69Eg > 2025-07-08 10:36:27 > 0.9.12 > ligand > pdb-bcif > 4zfr > atom_site > {"label_asym_id":"C","auth_seq_id":501} > 73 > 18 > 22 > 312 > 0 > 1 $$$$