CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -28.6840 -30.7370 -3.5550 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > bk21yl8upVPUB7LzEMZD4Q > 2025-07-15 00:07:14 > 0.9.12 > ligand > pdb-bcif > 4n6f > atom_site > {"label_asym_id":"E","auth_seq_id":303} > 9 > 8 > 5 > 314 > 0 > 1 $$$$