UNX ModelServer 0.9.9 1 0 0 0 0 0 0 0 0 0 0 11.7410 47.2930 53.7170 X 0 0 0 0 0 0 0 0 0 0 0 0 M END > nBO50XhaISWVOKBPBHjRZg > 2023-04-01 21:19:50 > 0.9.9 > ligand > pdb-bcif > 2a4k > atom_site > {"label_asym_id":"N","auth_seq_id":275} > 8 > 50 > 7 > 228 > 0 > 1 $$$$