MG ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 157.9700 51.8650 196.7330 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > KEX728sbXmacKXaT989uLg > 2024-05-14 20:08:52 > 0.9.11 > ligand > pdb-bcif > 4u50 > atom_site > {"label_asym_id":"VRB","auth_seq_id":3503} > 221 > 137 > 414 > 390 > 0 > 1 $$$$