MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 54.8490 2.7270 3.7990 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > BtAv2k1LLpfiS1aKr_jpLw > 2025-07-07 04:58:57 > 0.9.12 > ligand > pdb-bcif > 4ect > atom_site > {"label_asym_id":"F","auth_seq_id":503} > 9 > 9 > 7 > 338 > 0 > 1 $$$$