ZN ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 90.3400 75.5690 141.9930 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > sun55xGIeMRWpMTj_lWb3Q > 2024-05-03 04:32:08 > 0.9.11 > ligand > pdb-bcif > 4k3n > atom_site > {"label_asym_id":"UB","auth_seq_id":1003} > 21 > 55 > 50 > 262 > 0 > 1 $$$$