UNX ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 51.3590 87.9430 54.1210 X 0 0 0 0 0 0 0 0 0 0 0 0 M END > tN8408VmRy2g1kcgsXV8rg > 2025-07-14 05:28:23 > 0.9.12 > ligand > pdb-bcif > 4iv5 > atom_site > {"label_asym_id":"O","auth_seq_id":404} > 29 > 26 > 16 > 264 > 0 > 1 $$$$