ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 31.6750 32.1210 28.7260 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > Wk20K_k7CORgwTjIJeEZsQ > 2025-07-04 07:19:48 > 0.9.12 > ligand > pdb-bcif > 1f3z > atom_site > {"label_asym_id":"B","auth_seq_id":300} > 55 > 7 > 6 > 321 > 0 > 1 $$$$