title: Letter: Preliminary crystallographic data for spinach superoxide dismutase.
mesh_terms: D000645:Ammonium Sulfate; D003461:Crystallography; D008970:Molecular Weight; D010944:Plants / Q000201:enzymology; D013482:Superoxide Dismutase; D014961:X-Ray Diffraction
chemical_list: D013482:Superoxide Dismutase; D000645:Ammonium Sulfate