MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 79.8880 4.5730 18.7990 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > Pzp3PHsBpEM9t-cevy0Pzw > 2025-05-13 22:06:46 > 0.9.12 > ligand > pdb-bcif > 6b4j > atom_site > {"label_asym_id":"O","auth_seq_id":503} > 31 > 13 > 31 > 308 > 0 > 1 $$$$