MG ModelServer 0.9.6 1 0 0 0 0 0 0 0 0 0 0 -29.9060 2.4510 -44.5420 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > TMKlw71ZSsOhw6vDuyZiS8 > 2021-04-11 21:33:58 > 0.9.6 > ligand > pdb-bcif > 4k81 > atom_site > {"label_asym_id":"Y","auth_seq_id":201} > 20 > 31 > 26 > 189 > 0 > 1 $$$$