C30

Sigma

 

Catalase from bovine liver

aqueous suspension, 10,000-40,000 units/mg protein

Synonym:H2O2:H2O2 oxidoreductase
CAS Number:9001-05-2
Enzyme Commission (EC) Number:1.11.1.6   ( BRENDA | IUBMB )
EC Number:232-577-1
MDL number:MFCD00081483

Description

Analysis NoteProtein determined by biuret
Biochem/physiol ActionsActivates the decomposition of hydrogen peroxide, Natural antioxidant used to study roles of reactive oxygen species in gene expression and apoptosis.
CautionFreezing of solutions is not recommended.
Unit DefinitionOne unit will decompose 1.0 μmole of H2O2 per min at pH 7.0 at 25 °C, while the H2O2 concentration falls from 10.3 to 9.2 mM, measured by the rate of decrease of A240.
Physical formCrystalline suspension in water containing approx. 0.1% thymol

Properties

formaqueous suspension
mol wttetramer mol wt ~250 kDa
isoelectric point5.4
storage temp.2-8°C

Safety

Safety Statements23-24/25
WGK Germany1
RTECSFI4378000

Related Products

InhibitorA8056, 3-Amino-1,2,4-triazole

References

MerckMerck 13,1910