CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 20.2950 81.0170 40.6430 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > lgyd1VQSzdX-bR8sd7vcgQ > 2025-07-15 10:07:41 > 0.9.12 > ligand > pdb-bcif > 1cxk > atom_site > {"label_asym_id":"F","auth_seq_id":688} > 69 > 21 > 5 > 268 > 0 > 1 $$$$