CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 69.8010 18.8370 18.8940 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > xkfvJe43WCUqMCmXldFmJg > 2025-07-04 13:35:11 > 0.9.12 > ligand > pdb-bcif > 4ik3 > atom_site > {"label_asym_id":"B","auth_seq_id":501} > 23 > 11 > 4 > 330 > 0 > 1 $$$$