纯度
≥ 95 % as determined by SDS-PAGE.
内毒素
Please contact us for more information.
制剂
Supplied as a 0.22 μm filtered solution in 20mM Tris, 150mM NaCl, 1mM DTT, 10% glycerol, pH7.4
描述
Recombinant Human GTPase KRas/KRAS (G13C) Protein is produced by E. coli expression system. The target protein is expressed with sequence of Human GTPase KRas/KRAS (G13C) (Accession #)fused with N-terminal 8x his tag+ TEV cleavage site and C-terminal Avi tag .
储存
Store at -70℃. This product is stable at ≤ -70℃ for up to 1 year from the date of receipt. For optimal storage, aliquot into smaller quantities after centrifugation and store at recommended temperature. Avoid repeated freeze-thaw cycles.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。
生物活性
KRAS-G13C activity test using HTRF method.
请在蛋白复溶计算器中输入蛋白总质量和所需终浓度,快速计算您需要添加溶液的体积吧!