This enzyme is useful for enzymatic determination of D-Glucose.
Tribioscience Glucose dehydrogenase(PQQ-dependent), Enzyme Activity (TBP0021)
SKU: TBP0021-1KU
Tribioscience Glucose dehydrogenase(PQQ-dependent), Enzyme Activity (TBP0021)
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Preparation and Specification
Appearance: Purple amorphous powder, lyophilized
Activity: GradeⅢ 500U/mg-solid or more
Contaminants: Glucose dehydrogenase ≤1.0×10⁻³% (NAD-dependent), Hexokinase ≤1.0×10⁻³%
Stabilizers: Ca⁺⁺, BSA
Properties
Stability: Stable at -20°C for at least One year
Molecular weight: approx. 100,000 (by gel filtration)
Michaelis constant: 4.8mM (D-Glucose)
Inhibitors: Cu⁺⁺, Pb⁺⁺, Ag⁺
Optimum pH: 7.0
Optimum temperature: 37℃
pH Stability: pH 3.5-8.5 (25℃, 16hr)
Thermal stability: below 50°C (pH 7.5, 30min)
Applications