Cholesterol Oxidase from Streptomyces species, Cholesterol oxidase (CHOD) catalyzes the first step in cholesterol catabolism, Each

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CAS # : 9028-76-6Form: Lyophilized powderActivity: Approximately 15 units/mg solidStability: Stable at -20°C. A decrease in activity of approximately 10% may occur at 2 to 8°C within 6 months.Stabilizers: Bovine serum albumin, sugars.Isoelectric point: 5.1 ± 0.1 and 5.4 ± 0.1Michaelis Constant: 4.3 x 10-5 M (Cholesterol)Inhibitors: Ionic detergents, Hg , Ag Optimum pH: 6.5 to 7.0Optimum Temperature: 45° to 50°CpH Stability: 5.0 to 10.0 (25°C, 20 hr)Thermal Stability: below 45°C (pH 7.0, 15 minutes)This enzyme is useful for the determination of cholesterol in serum by coupling with cholesterol esterase