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别名 TEV, rTEV, P1 protease
Tobacco Etch Virus (TEV) protease is a highly site-specific cysteine protease commonly used to remove affinity tags from fusion proteins. It recognizes the sequence Glu-Asn-Leu-Tyr-Phe-Gln↓Gly/Ser (ENLYFQ↓G/S), with cleavage occurring between the Gln and Gly or Ser residue. The most frequently used recognition site is ENLYFQG.
The optimal cleavage temperature is 30 °C, though conditions such as enzyme amount, incubation time, and temperature may require optimization for different substrates. TEV protease includes an N-terminal 6×His tag, allowing for convenient removal after digestion via Ni²⁺ affinity chromatography.
The recombinant enzyme consists of 231 amino acids, has a molecular mass of approximately 28.4 kDa, and is fully biologically active following purification.

Tobacco Etch Virus (TEV) protease is a highly site-specific cysteine protease commonly used to remove affinity tags from fusion proteins. It recognizes the sequence Glu-Asn-Leu-Tyr-Phe-Gln↓Gly/Ser (ENLYFQ↓G/S), with cleavage occurring between the Gln and Gly or Ser residue. The most frequently used recognition site is ENLYFQG.
The optimal cleavage temperature is 30 °C, though conditions such as enzyme amount, incubation time, and temperature may require optimization for different substrates. TEV protease includes an N-terminal 6×His tag, allowing for convenient removal after digestion via Ni²⁺ affinity chromatography.
The recombinant enzyme consists of 231 amino acids, has a molecular mass of approximately 28.4 kDa, and is fully biologically active following purification.
| 规格 | 价格 | 库存 | 数量 |
|---|---|---|---|
| 1000 U | ¥ 863 | 5日内发货 | |
| 10000 U | ¥ 3,560 | 5日内发货 |
| 产品描述 | Tobacco Etch Virus (TEV) protease is a highly site-specific cysteine protease commonly used to remove affinity tags from fusion proteins. It recognizes the sequence Glu-Asn-Leu-Tyr-Phe-Gln↓Gly/Ser (ENLYFQ↓G/S), with cleavage occurring between the Gln and Gly or Ser residue. The most frequently used recognition site is ENLYFQG. The optimal cleavage temperature is 30 °C, though conditions such as enzyme amount, incubation time, and temperature may require optimization for different substrates. TEV protease includes an N-terminal 6×His tag, allowing for convenient removal after digestion via Ni²⁺ affinity chromatography. The recombinant enzyme consists of 231 amino acids, has a molecular mass of approximately 28.4 kDa, and is fully biologically active following purification. |
| 生物活性 | 10 IU/μl. Unit Definition: One unit of TEV protease cleaves
> 85% of 3 μg of control substrate in 1 hour at pH 8.0 at 30°C. |
| 研究背景 | Tobacco Etch Virus (TEV) protease is a highly site-specific cysteine protease commonly used to remove affinity tags from fusion proteins. It recognizes the sequence Glu-Asn-Leu-Tyr-Phe-Gln↓Gly/Ser (ENLYFQ↓G/S), with cleavage occurring between the Gln and Gly or Ser residue. The most frequently used recognition site is ENLYFQG.
The optimal cleavage temperature is 30 °C, though conditions such as enzyme amount, incubation time, and temperature may require optimization for different substrates. |
| 标签 | His |
| 蛋白纯度 | > 95% as determined by SDS-PAGE |
| 缓冲液 | Sterile liquid solution contains 50mM Tris, 5mM DTT, 50% glycerol, pH7.5. |
| 别名 | TEV, rTEV, P1 protease |
| 分子量 | 28.4 kDa (Reducing conditions) |
| 颜色 | Transparent |
| 物理性状 | Liquid |
| 运输方式 | In general, Lyophilized powders are shipping with blue ice. Solutions are shipping with dry ice. |
| 存储 | Recombinant Tobacco Etch Virus Protease (rTEV) remains stable up to 1 year at -20°C from date of receipt. Please avoid freeze-thaw cycles. |
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