CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 69.6080 18.8350 18.8110 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > irBXWZCcyqJnq3UsLQ6jaQ > 2025-07-16 15:07:58 > 0.9.12 > ligand > pdb-bcif > 4ik9 > atom_site > {"label_asym_id":"B","auth_seq_id":501} > 75 > 11 > 5 > 358 > 0 > 1 $$$$