U1 ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 16.1330 -3.8450 13.5490 U 0 0 0 0 0 0 0 0 0 0 0 0 M END > 2BBrdKHmQseUuzH4VTOQjA > 2025-07-03 11:08:49 > 0.9.12 > ligand > pdb-bcif > 1b3h > atom_site > {"label_asym_id":"D","auth_seq_id":519} > 8 > 9 > 5 > 325 > 0 > 1 $$$$