MG ModelServer 0.9.12 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 > nePqxIWIJQ91tXh8M83y3g > 2025-07-02 00:34:21 > 0.9.12 > ligand > pdb-bcif > 4k81 > atom_site > {"label_asym_id":"Y","auth_seq_id":201} > 123 > 13 > 20 > 306 > 0 > 1 $$$$