title: The proteolytic system involving calpains.
mesh_terms: D000818:Animals; D002135:Calcium-Binding Proteins / Q000276:immunology / Q000378:metabolism*; D002154:Calpain / Q000037:antagonists & inhibitors / Q000145:classification / Q000276:immunology / Q000378:metabolism*; D006801:Humans; D007700:Kinetics; D007908:Lens, Crystalline / Q000201:enzymology; D046911:Macromolecular Substances; D008970:Molecular Weight; D011506:Proteins / Q000378:metabolism*; D013379:Substrate Specificity; D014018:Tissue Distribution
chemical_list: D002135:Calcium-Binding Proteins; D046911:Macromolecular Substances; D011506:Proteins; C033668:calpastatin; D002154:Calpain