Recombinant Human DPP4/CD26 Protein is produced by HEK293 cells expression system. The target protein is expressed with sequence (Ser39-Pro766) of human DPP4/CD26 (Accession #NP_001926.2) fused with a 6×His tag at the C-terminus.
标签
C-His
纯度
> 95% by SDS-PAGE.
内毒素
< 0.1 EU/μg of the protein by LAL method.
生物活性
Measured by its ability to cleave the fluorogenic peptide substrate, Gly-Pro-7-amido-4-methylcoumarin (GP-AMC). The specific activity is >4500 pmol/min/μg.
制剂
Supplied as a 0.22 μm filtered solution in PBS, pH 7.4.
储存
This product is stable at ≤ -70°C for up to 1 year from the date of receipt. For optimal storage, aliquot into smaller quantities after centrifugation and store at recommended temperature.未开盖的干粉蛋白在 -20°C至-80°C可保存12个月； 复溶之后，蛋白溶液在-20°C及以下可保存3个月，在2-8℃可保存1周。
