MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -18.9050 -48.2170 -17.7050 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > 0xr1GdwWUIlTxEO965Tz_g > 2025-07-13 01:59:36 > 0.9.12 > ligand > pdb-bcif > 7r3b > atom_site > {"label_asym_id":"CA","auth_seq_id":503} > 527 > 15 > 28 > 249 > 0 > 1 $$$$