1. 重组蛋白
  2. Viral Proteins
  3. Influenza Viruses Proteins
  4. Influenza Virus Neuraminidase
  5. NA/Neuraminidase 蛋白, H9N2 (Q9ICY2, HEK293, His)

NA/Neuraminidase 蛋白, H9N2 (Q9ICY2, HEK293, His)

目录号: HY-P74714
产品使用指南

流感病毒表面发现的 NA/神经氨酸酶蛋白可切割唾液酸残基。抑制 NA/神经氨酸酶蛋白对于抗病毒药物至关重要。靶向 NA/神经氨酸酶蛋白可防止病毒释放、减少传播,并有可能治疗流感感染。NA/Neuraminidase 蛋白, H9N2 (Q9ICY2, HEK293, His) 是重组的 NA/神经氨酸酶蛋白,由 HEK293 表达,带有 N-His 标签。NA/Neuraminidase 蛋白, H9N2 (Q9ICY2, HEK293, His) 全长 434 个氨基酸,分子量约为 ~65.9 kDa。

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描述

The NA/Neuraminidase Protein, found on influenza virus surfaces, cleaves sialic acid residues. Inhibiting NA/Neuraminidase Protein is vital for antiviral drugs. Targeting NA/Neuraminidase Protein prevents viral release, reduces spread, and potentially treats influenza infections. NA/Neuraminidase Protein, H9N2 (Q9ICY2, HEK293, His) is the recombinant Virus-derived NA/Neuraminidase protein, expressed by HEK293 , with N-His labeled tag. The total length of NA/Neuraminidase Protein, H9N2 (Q9ICY2, HEK293, His) is 434 a.a., with molecular weight of ~65.9 kDa.

研究背景

NA/神经氨酸酶蛋白负责催化从病毒和细胞糖复合物中去除末端唾液酸残基。在病毒出芽过程中,它会裂解糖基化 HA 上的末端唾液酸,从而使病毒有效释放。此外,它还通过去除细胞表面的唾液酸来帮助病毒传播,防止自我聚集并确保子代病毒可以轻松地在细胞之间传播。这种酶被称为受体破坏酶,因为它从细胞受体上裂解末端唾液酸。它还可能通过裂解气道上皮细胞粘蛋白上的唾液酸部分来侵袭上呼吸道。NA 蛋白在细胞内运输过程中与脂筏相关,可能有助于出芽过程,并且也可能具有独立于脂筏关联的作用。它还在确定宿主复制和毒力范围限制方面发挥作用,而其在晚期内体/溶酶体运输中的唾液酸酶活性似乎增强了病毒复制。

种属

Virus

表达系统

HEK293

标签

N-His

蛋白编号

Q9ICY2 (H36-I469)

基因 ID

1460997  [NCBI]

蛋白结构
N-term
His
H9N2 NA (H36-I469)
Accession # Q9ICY2
C-term
同用名
Influenza A H9N2 (A/Hong Kong/1073/99) Neuraminidase / NA (HEK293, His)
分子量

Approximately 65.9 kDa

纯度

Greater than 95% as determined by reducing SDS-PAGE

内毒素含量

<1 EU/μg, determined by LAL method.

文件资料

NA/Neuraminidase Protein, H9N2 (Q9ICY2, HEK293, His) 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.

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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:
NA/Neuraminidase Protein, H9N2 (Q9ICY2, HEK293, His)
目录号:
HY-P74714
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