K ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 32.3580 41.5530 122.9400 K 0 3 0 0 0 0 0 0 0 0 0 0 M END > z5vwiXjPmodBzwr6bERAiw > 2025-07-14 00:36:12 > 0.9.12 > ligand > pdb-bcif > 2rkb > atom_site > {"label_asym_id":"H","auth_seq_id":401} > 31 > 26 > 14 > 353 > 0 > 1 $$$$