50 mM potassium phosphate, 100 μM EDTA, pH 7.8: 5 mg/mL, clear, pale blue
foreign activity
Carbonic anhydrase ≤30 U/mg (dry weight)
shipped in
ambient
storage temp.
−20°C
General description
Native superoxide dismutase from bovine erythrocytes. Essential component of biological defense against toxic effects of oxygen. Catalyzes the dismutation of superoxide radicals to oxygen and H2O2.
Note: 1 KU = 1000 units.
Packaging
Please refer to vial label for lot-specific concentration.
Warning
Toxicity: Standard Handling (A)
Unit Definition
One unit is defined as the amount of enzyme that will cause a 50% inhibition in the rate of reduction of cytochrome c at 25°C, pH 7.8.
Reconstitution
Following reconstitution, aliquot and freeze (-20°C).
Other Notes
Tilly, J.L. and Tilly, K.I. 1995. Endocrinology136, 242. Sharonov, B.P. and Churilova, I.V. 1992. Biochem. Biophys. Res. Commun.189, 1129. Britton, L., et al. 1978. J. Bacteriol. 134, 229. Keele, B.B., et al. 1971. J. Biol. Chem.246, 2875. McCord, J.M. and Fridovich, I. 1969. J. Biol. Chem.244, 6049.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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