title: The calcium ion binding site in bovine chymotrypsin A.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000494:pharmacology; D002417:Cattle; D002918:Chymotrypsin / Q000378:metabolism; D005682:Gadolinium; D007700:Kinetics; D046911:Macromolecular Substances; D009682:Magnetic Resonance Spectroscopy; D008433:Mathematics; D011370:Proflavine; D011487:Protein Conformation
chemical_list: D046911:Macromolecular Substances; D005682:Gadolinium; D011370:Proflavine; D002918:Chymotrypsin; D002118:Calcium