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Recombinant Human Z protein

  • 中文名: 蛋白S100-Z(Z)重组蛋白
  • 别    名: Z;Protein S100-Z
货号: PA2000-3974
Price: ¥询价
数量:
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产品详情

纯度>90%SDS-PAGE.
种属Human
靶点Z
Uniprot NoQ8WXG8 
内毒素< 0.01EU/μg
表达宿主E.coli
表达区间1-99aa
氨基酸序列MPTQLEMAMDTMIRIFHRYSGKERKRFKLSKGELKLLLQRELTEFLSCQKETQLVDKIVQDLDANKDNEVDFNEFVVMVAALTVACNDYFVEQLKKKGK
预测分子量11,6 kDa
蛋白标签His tag N-Terminus
缓冲液PBS, pH7.4, containing 0.01% SKL, 1mM DTT, 5% Trehalose and Proclin300.
稳定性 & 储存条件Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt.
Reconstituted protein solution can be stored at 2-8°C for 2-7 days.
Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.
复溶Always centrifuge tubes before opening.Do not mix by vortex or pipetting.
It is not recommended to reconstitute to a concentration less than 100μg/ml.
Dissolve the lyophilized protein in distilled water.
Please aliquot the reconstituted solution to minimize freeze-thaw cycles.

参考文献

以下是关于“Z重组蛋白”的3篇示例文献(注:内容基于学术文献常见结构模拟,非真实文献):

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1. **《高效表达重组Z蛋白的大肠杆菌系统优化研究》**

**作者**:Smith, J. et al.

**摘要**:本研究通过密码子优化和诱导条件筛选,在大肠杆菌中实现重组Z蛋白的高效可溶性表达,纯化后蛋白具备预期的生物活性,为大规模生产奠定基础。

2. **《重组Z蛋白调控细胞凋亡的分子机制》**

**作者**:Wang, Y. et al.

**摘要**:通过体外实验证实,重组Z蛋白能特异性结合凋亡相关信号分子,抑制肿瘤细胞增殖,揭示了其在癌症治疗中的潜在应用价值。

3. **《基于哺乳动物细胞的重组Z蛋白糖基化修饰分析》**

**作者**:Zhang, L. et al.

**摘要**:利用CHO细胞系统表达重组Z蛋白,结合质谱技术解析其糖基化修饰模式,证明糖链结构对蛋白稳定性和功能具有关键影响。

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**说明**:若需真实文献,建议在PubMed或Google Scholar中搜索关键词(如“recombinant Z protein”或“Z-protein expression”),并结合具体研究领域筛选。

背景信息

**Background of Z-Recombinant Proteins**

Z-recombinant proteins, often referred to in the context of Z-DNA/RNA-binding proteins, are a class of molecules that interact with left-handed Z-form nucleic acids, a structural variant distinct from the canonical right-handed B-DNA. Discovered in the 1970s, Z-DNA forms under physiological conditions such as high salt concentrations, negative supercoiling, or specific base modifications. Proteins binding to Z-DNA/Z-RNA, like the Zα domain-containing proteins (e.g., ADAR1. ZBP1. and PKZ), play critical roles in immune response regulation, gene expression, and viral defense mechanisms.

The Zα domain, a conserved structural motif, enables specific recognition of Z-form nucleic acids. For instance, ADAR1. an RNA-editing enzyme, utilizes its Zα domain to bind Z-RNA, influencing innate immune signaling by preventing aberrant activation of cytosolic nucleic acid sensors. Similarly, ZBP1 (Z-DNA-binding protein 1) triggers necroptosis upon detecting Z-RNA during viral infections or cellular stress, highlighting its role in antiviral defense and inflammation.

Research on Z-recombinant proteins has expanded due to their implications in diseases. Dysregulation of Z-DNA/RNA-protein interactions is linked to autoimmune disorders (e.g., Aicardi-Goutières syndrome) and cancers. Additionally, pathogens like vaccinia virus encode Zα proteins to evade host immunity, underscoring their evolutionary significance.

Biotechnological applications of Z-recombinant proteins include engineered enzymes for nucleic acid sensing and gene-editing tools. Their unique binding specificity also inspires drug development targeting Z-form nucleic acid-protein interactions in oncology and virology. Continued studies aim to unravel their structural dynamics and therapeutic potential, bridging molecular biology and clinical innovation.

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