MG ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 143.9140 -39.9910 221.4430 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > 5sfSz2A81aCy14DupAtXAw > 2024-05-01 10:48:21 > 0.9.11 > ligand > pdb-bcif > 4u3n > atom_site > {"label_asym_id":"RRB","auth_seq_id":3499} > 294 > 218 > 536 > 251 > 0 > 1 $$$$