Kex2
Kex2,Kexin,Protease KEX2
货号: UA070082
- 价格: ¥750
- 规格:
- 数量:

产品介绍
- 产品介绍
- 操作详情
产品组分
Kex2 lyophilized
Dissolved buffer: 20mmol/L NaAc-HAc, 2mmol/L Ca2+, pH 5.0~5.5
Reaction buffer:50 mM Tris-HCl、2mM Ca2+、(pH 8.0 @ 25°C)操作步骤
Kex2 should be reconstituted by the addition of 20–100 μl of Dissolved buffer. Typical reaction conditions are as follows:
Combine 500 ug of sample with reaction buffer *(Recommended 50 mM Tris-HCl、2mM Ca2+、(pH 8.0 @ 25°C)))
Add 5μL(5μg)of Kex2,Incubate at 25°C for 3 hours
Optimal incubation times and enzyme concentrations must be determined empirically for a particular substrate Recommended ratio: protease: fusion protein amount ratio 1:20~1:1000注意事项
1.Reaction buffer: pH 7.0-9.0, 50mM Tris-HCl, 2mM Ca2+;
2.If the lyophilized powder cannot be used immediately after dissolution, it is recommended to dissolve the lyophilized powder with 20mM (pH5.2) NaAc-HAc, 2mM Ca2+ buffer;
3.The final concentration of the enzyme after dissolution will be stored at -20℃ for storage after dispensing as needed;
4.The optimal reaction pH for Kex2 is pH 9.0, and the optimal pH for storage is 5.0-6.0.
- 产品数据
生物活性
≥10U/mg
Take 2.89ml of assay buffer, 100µL of substrate solution, add 10µL of enzyme solution, mix well and time immediately, keep the temperature in the colorimetric cell at 25°C, read the absorbance at 405nm at 20s intervals for 3-4min.
电泳(SDS-PAGE)
2μg (R: reducing condition, N: non-reducing condition).
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