CA ModelServer 0.9.9 1 0 0 0 0 0 0 0 0 0 0 17.4630 6.5290 26.2390 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > J7USPkNESoDILLceUsRYQQ > 2023-01-28 16:19:32 > 0.9.9 > ligand > pdb-bcif > 1snn > atom_site > {"label_asym_id":"K","auth_seq_id":503} > 71 > 68 > 20 > 232 > 0 > 1 $$$$