CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -43.3040 13.9830 21.2230 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > y7er9jX2OwCioINP07oF7A > 2025-07-17 00:28:47 > 0.9.12 > ligand > pdb-bcif > 4yis > atom_site > {"label_asym_id":"L","auth_seq_id":303} > 18 > 24 > 9 > 348 > 0 > 1 $$$$