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Glucose Dehydrogenase (FADGDH-AB) 葡萄糖脫氫酶
- 臨床檢測用酶
The enzyme is useful for the determination of d-glucose in clinical analysis and self-monitoring blood glucose meters.
| 系統(tǒng)名稱 |
D-Glucose : acceptor 1-oxidoreductase |
|---|---|
| EC編號 | 1.1.5.9 |
| 反應式 |
D-Glucose + acceptor →→→ D-Glucono-1,5-lactone + reduced acceptor |
規(guī)格
| Appearance | Yellow lyophilizate | |
|---|---|---|
| Activity | ≧700 U/mg lyophilizate | |
| Contaminant | NAD Glucose Dehydrogenase ?1.0×10-2％ | |
| Hexokinase ?1.0×10-2％ | ||
| α-Glucosidase ?1.0×10-2％ | ||
| β-Glucosidase ?1.0×10-2％ | ||
| Storage | below -20℃ protected from light |
特性
| Molecular weight | ca. 85 kDa (SDS-PAGE) |
|---|---|
| Structure | monomer, one mole of FAD per mole of enzyme glycoprotein |
| Michaelis constant | 2.2×10-2M (D-Glucose) |
| pH Optimum | 7.0–7.5 |
| pH Stability | 4.5–8.0 |
| Optimum temperature | 40–50℃ |
| Thermal stability | below 45℃ |
| Specificity | D-glucose (100), Maltose (?0.3), |
| D-xylose (?10), D-galactose (?1.2) | |
| sucrose (?0.0) |
適用類型
The enzyme is useful for the determination of D-glucose in clinical analysis and self-monitoring blood glucose meters.
參考文獻
Hatada M, Loew N, Inose-Takahashi Y, Okuda-Shimazaki J, Tsugawa W, Mulchandani A, Sode K (2018)
Development of a glucose sensor employing quick and easy modification method with mediator for altering electron acceptor preference.
Bioelectrochemistry, 121, 185-190
Okuda-Shimazaki, J, Yoshida H, Sode K (2020)
FAD dependent glucose dehydrogenases – Discovery and engineering of representative glucose sensing enzymes –
Bioelectrochemistry, 132, 107414
- 產品單頁
- SDS