MG ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 43.1290 -71.8220 2.5540 MG 0 2 0 0 0 0 0 0 0 0 0 0 M END > gk4-E6f4lD_OpFK-O_kSag > 2025-07-01 03:42:00 > 0.9.12 > ligand > pdb-bcif > 2z4r > atom_site > {"label_asym_id":"H","auth_seq_id":502} > 22 > 9 > 18 > 298 > 0 > 1 $$$$