UNX ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 37.2210 34.8920 62.6220 X 0 0 0 0 0 0 0 0 0 0 0 0 M END > sa7nuENWiGLjFmlKXEj5HQ > 2025-07-07 02:19:24 > 0.9.12 > ligand > pdb-bcif > 2a4k > atom_site > {"label_asym_id":"H","auth_seq_id":269} > 7 > 7 > 4 > 335 > 0 > 1 $$$$