MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -30.2400 -2.7390 -8.2570 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > K18hTivulPUBrq7sdtFMtw > 2025-07-15 18:12:40 > 0.9.12 > ligand > pdb-bcif > 3u4f > atom_site > {"label_asym_id":"E","auth_seq_id":371} > 72 > 21 > 73 > 1311 > 0 > 1 $$$$