MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 45.4800 30.6540 27.1920 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > 7Tv6W9qfaUl7sm8vL93rig > 2025-06-22 02:08:42 > 0.9.12 > ligand > pdb-bcif > 1r4x > atom_site > {"label_asym_id":"B","auth_seq_id":875} > 146 > 67 > 39 > 1527 > 0 > 1 $$$$