MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -63.0310 -70.8310 36.9740 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > M8nSO5haKHMGAI7aLKdd-A > 2025-07-12 10:28:49 > 0.9.12 > ligand > pdb-bcif > 4u3j > atom_site > {"label_asym_id":"F","auth_seq_id":501} > 74 > 11 > 17 > 323 > 0 > 1 $$$$