CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 37.6660 -44.2040 17.2840 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > UwjMdbuk8Q43j3zYj-PNQA > 2025-07-03 08:49:19 > 0.9.12 > ligand > pdb-bcif > 6nuc > atom_site > {"label_asym_id":"K","auth_seq_id":203} > 75 > 8 > 7 > 231 > 0 > 1 $$$$