title: Structural biology: Enzyme knocked for a loop.
authors.forename: Ronald L
authors.initials: RL
authors.lastname: Mellgren
mesh_terms: D000818:Animals; D055162:Biocatalysis; D002118:Calcium / Q000378:metabolism; D002135:Calcium-Binding Proteins / Q000737:chemistry* / Q000378:metabolism*; D002154:Calpain / Q000037:antagonists & inhibitors* / Q000737:chemistry / Q000378:metabolism*; D020134:Catalytic Domain; D018360:Crystallography, X-Ray; D008958:Models, Molecular; D010446:Peptide Fragments / Q000737:chemistry / Q000378:metabolism; D011485:Protein Binding; D055503:Protein Multimerization; D051381:Rats
chemical_list: D002135:Calcium-Binding Proteins; D010446:Peptide Fragments; C033668:calpastatin; D002154:Calpain; C449000:m-calpain; D002118:Calcium