IUM ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 7.5130 48.6180 -8.0040 U 0 0 0 0 0 0 0 0 0 0 0 0 M END > GK1QlVOZ5z1E0pBWg1Uarg > 2025-07-01 03:15:42 > 0.9.12 > ligand > pdb-bcif > 1b52 > atom_site > {"label_asym_id":"C","auth_seq_id":518} > 18 > 7 > 4 > 297 > 0 > 1 $$$$