1. 重组蛋白
  2. Enzymes & Regulators
  3. Hydrolases (EC 3)
  4. DNA helicase II/uvrD 蛋白, E.coli

DNA helicase II/uvrD 蛋白, E.coli

目录号: HY-P72296
COA 产品使用指南

DNA 解旋酶 II/uvrD 蛋白是一种 DNA 依赖性 ATP 酶,可有效解开 3' 至 5' 极性的 DNA 双链体,尤其是来自带切口的底物。它积极参与核苷酸切除修复和甲基定向错配修复的切口后阶段,通过促进各种修复机制中的 DNA 解旋来促进基因组完整性。DNA helicase II/uvrD 蛋白, E.coli 是重组的 DNA 解旋酶 II/uvrD 蛋白,由 E. coli 表达,不带标签。DNA helicase II/uvrD 蛋白, E.coli 全长 720 个氨基酸,分子量约为 ~82.0 kDa。

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规格 价格 是否有货 数量
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2 μg ¥620 In-stock
10 μg ¥1550 In-stock
50 μg ¥3350 In-stock
100 μg   询价  

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  • 生物活性

  • 技术参数

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描述

DNA helicase II/uvrD protein, a DNA-dependent ATPase, efficiently unwinds DNA duplexes with 3' to 5' polarity, especially from nicked substrates. It actively participates in post-incision stages of nucleotide excision repair and methyl-directed mismatch repair, contributing to genomic integrity by facilitating DNA unwinding in various repair mechanisms. DNA helicase II/uvrD Protein, E.coli is the recombinant E. coli-derived DNA helicase II/uvrD protein, expressed by E. coli, with tag free. The total length of DNA helicase II/uvrD Protein, E.coli is 720 a.a., with molecular weight of ~82.0 kDa.

研究背景

DNA 解旋酶 II/uvrD 蛋白是一种具有 DNA 依赖性 ATP 酶活性的解旋酶。它通过解开与结合链有关的 3' 至 5' 极性的 DNA 双链体来发挥作用,与双链双链体 DNA 相比,它在从带切口的底物启动解链方面表现出更高的效率。该蛋白质积极参与核苷酸切除修复和甲基定向错配修复的切口后阶段。此外,它可能参与烷基化 DNA 的修复,表明它在各种 DNA 修复机制中具有多种作用。DNA 解旋酶 II/uvrD 的协调活动通过促进 DNA 结构的解旋并参与与 DNA 修复相关的重要细胞过程,有助于维持基因组完整性。

生物活性

The enzyme activity of this recombinant protein is testing in progress, we cannot offer a guarantee yet.

种属

E.coli

表达系统

E. coli

标签

Tag Free

蛋白编号

P03018 (M1-V720)

基因 ID

66672280  [NCBI]

蛋白结构
N-term
uvrD (M1-V720)
Accession # P03018
C-term
同用名
pdeB; DNA helicase II
氨基酸序列

MDVSYLLDSLNDKQREAVAAPRSNLLVLAGAGSGKTRVLVHRIAWLMSVENCSPYSIMAVTFTNKAAAEMRHRIGQLMGTSQGGMWVGTFHGLAHRLLRAHHMDANLPQDFQILDSEDQLRLLKRLIKAMNLDEKQWPPRQAMWYINSQKDEGLRPHHIQSYGNPVEQTWQKVYQAYQEACDRAGLVDFAELLLRAHELWLNKPHILQHYRERFTNILVDEFQDTNNIQYAWIRLLAGDTGKVMIVGDDDQSIYGWRGAQVENIQRFLNDFPGAETIRLEQNYRSTSNILSAANALIENNNGRLGKKLWTDGADGEPISLYCAFNELDEARFVVNRIKTWQDNGGALAECAILYRSNAQSRVLEEALLQASMPYRIYGGMRFFERQEIKDALSYLRLIANRNDDAAFERVVNTPTRGIGDRTLDVVRQTSRDRQLTLWQACRELLQEKALAGRAASALQRFMELIDALAQETADMPLHVQTDRVIKDSGLRTMYEQEKGEKGQTRIENLEELVTATRQFSYNEEDEDLMPLQAFLSHAALEAGEGQADTWQDAVQLMTLHSAKGLEFPQVFIVGMEEGMFPSQMSLDEGGRLEEERRLAYVGVTRAMQKLTLTYAETRRLYGKEVYHRPSRFIGELPEECVEEVRLRATVSRPVSHQRMGTPMVENDSGYKLGQRVRHAKFGEGTIVNMEGSGEHSRLQVAFQGQGIKWLVAAYARLESV

分子量

Approximately 82.0 kDa

纯度
  • Greater than 91% as determined by reducing SDS-PAGE.
性状

无菌粉末

组分

Lyophilized from 0.22 μm filtered solution in PBS, 6% Trehalose, pH 7.4.

内毒素含量

<1 EU/μg, determined by LAL method.

复溶方法

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O.

保存条件 & 期限

Stored at -20°C for 2 years. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

运输条件

Room temperature in continental US; may vary elsewhere.

文件资料

DNA helicase II/uvrD Protein, E.coli 相关分类

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

  • 复溶计算器

  • 重组蛋白稀释计算器

  • 比活力计算器

The reconstitution calculator equation

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration
= ÷

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start) × 体积 (start) = 浓度 (final) × 体积 (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)
Unit/mg = 106 ÷ ng/mL

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产品名称:
DNA helicase II/uvrD Protein, E.coli
目录号:
HY-P72296
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