U1 ModelServer 0.9.9 1 0 0 0 0 0 0 0 0 0 0 18.1850 -4.2930 17.1680 U 0 0 0 0 0 0 0 0 0 0 0 0 M END > x9Vwt1SpbNUV7oEj6FWifg > 2023-02-03 01:27:29 > 0.9.9 > ligand > pdb-bcif > 1b3h > atom_site > {"label_asym_id":"E","auth_seq_id":520} > 3 > 48 > 13 > 233 > 0 > 1 $$$$