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产品介绍
产品介绍
产品信息
商品描述
PreScission Protease is a fusion protein of glutathione S-transferase (GST) and human rhinovirus (HRV) type 14 3C protease. The protease specifically recognizes a subset of sequences which include the core amino acid sequence Leu-Phe-Gln/Gly-Pro cleaving between the Gln and Gly residues. Substrate recognition and cleavage are likely to be dependent not only upon primary structural signals, but also upon the secondary and tertiary structures of the fusion protein as well.
Unit Definition:One unit is defined as the amount of enzyme needed to cleave 100 μg of fusion protein in 16 hours to 90 % completion at 5 °C in a buffer containing 50 mM Tris-HCl, pH 7.0, 150 mM NaCl, 1 mM EDTA, and 1 mM DTT.

表达系统
E.coli

标签
GST Tag

应用
注意事项
Recommended Conditions for Cleavage of a Fusion Protein:During cleavage reactions, it is recommended that samples be removed at various time points and analyzed by SDS-PAGE to estimate the yield, purity, and extent of digestion. The amount of PreScission Protease, temperature and length of incubation required for complete digestion of a given GST fusion partner may vary depending on the fusion partner. Optimal conditions for each fusion should be determined in pilot experiments. Digestion may be improved by adding TritonTM X-100, TweenTM 20 or NonidetTM P40 to a concentration of 0.01 %. Concentrations of these detergents up to 1 % do not inhibit PreScission Protease.

背景
别名
PreScission Protease蛋白

制备和贮存
保存方式
Should be stored in small aliquots at -20 °C for long term.
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