Description
SPECIFICATIONS
EC 1.1.5.2
Name D-Glucose:(pyrroloquinoline-quinone) 1-oxidoreductase
Appearance Purple amorphous powder lyophilized
Activity Grade III, 500U/mg-solid or more
Contaminants Hexokinase ≤ 1.0×10-3% Glucose dehydrogenase (NAD-dependent) ≤ 1.0×10-3%
Stabilizers Ca++, BSA
Stability Stable at -20°C for at least 12 months
Molecular weight approx. 100,000 (Gel filtration)
Michaelis constants 4.8mM (D-Glucose)
Inhibitors Ag+, Cu++, Pb++
Optimum pH 7.0
Optimum temperature 37 °C
pH Stability pH 3.5 – 8.5 (25°C, 16hr)
Temperature stability Below 50 °C (pH 7.5, 30min)