CA ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 28.9170 30.0920 4.2100 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > SN7YPUpWRn3HC2130i1j4A > 2024-04-25 16:05:06 > 0.9.11 > ligand > pdb-bcif > 4i50 > atom_site > {"label_asym_id":"U","auth_seq_id":504} > 14 > 45 > 33 > 252 > 0 > 1 $$$$