CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 15.1260 42.9750 147.5530 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > v0X3lBFi8Mhmg7urBIE8tA > 2025-07-03 16:44:22 > 0.9.12 > ligand > pdb-bcif > 1xk4 > atom_site > {"label_asym_id":"S","auth_seq_id":3501} > 13 > 14 > 19 > 328 > 3 > 1 $$$$