1. 重组蛋白
  2. Viral Proteins
  3. Influenza Viruses Proteins
  4. Influenza Hemagglutinin
  5. HA/Hemagglutinin 蛋白, Influenza A H1N1 (HEK293, His)

HA/Hemagglutinin 蛋白, Influenza A H1N1 (HEK293, His)

目录号: HY-P73232
产品使用指南

HA/血凝素蛋白是一种病毒膜蛋白,负责流感病毒进入宿主细胞的初始步骤。它介导病毒颗粒与宿主细胞膜的结合,并催化病毒膜与宿主细胞膜的融合。HA 对于确定病毒宿主范围和毒力至关重要。HA/Hemagglutinin 蛋白, Influenza A H1N1 (HEK293, His) 是重组的 HA/血凝素蛋白,由 HEK293 表达,带有 C-His 标签。HA/Hemagglutinin 蛋白, Influenza A H1N1 (HEK293, His) 全长 530 个氨基酸,分子量约为 ~59.09 kDa。

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描述

HA/Hemagglutinin Protein is a viral membrane protein responsible for the initial steps of the entry of influenza virus into the host cell. It mediates binding of the virus particle to the host-cell membrane and catalyzes fusion of the viral membrane with that of the host. HA is pivotal in determining virus host range and virulence. HA/Hemagglutinin Protein, Influenza A H1N1 (HEK293, His) is the recombinant Virus-derived HA/Hemagglutinin protein, expressed by HEK293, with C-His labeled tag. The total length of HA/Hemagglutinin Protein, Influenza A H1N1 (HEK293, His) is 530 a.a., with molecular weight of ~59.09 kDa.

研究背景

HA(血凝素)是一种 I 类病毒融合蛋白,与含唾液酸的受体结合,启动病毒附着到细胞上。这种附着通过网格蛋白依赖性内吞作用诱导约三分之二的病毒颗粒内化,并通过网格蛋白和小窝蛋白独立途径诱导约三分之一的病毒颗粒内化。HA 对于确定病毒宿主范围和毒力至关重要。胞吞作用后,HA 介导病毒与内体膜的融合,使病毒进入细胞质。在酸性内体环境中,HA2发生构象变化,释放融合肽并形成融合孔。HA 以同源三聚体形式存在,包含二硫键连接的 HA1-HA2 亚基,并与人 CACNA1C[1][2][3] 相互作用。

种属

Virus

表达系统

HEK293

标签

C-His

蛋白编号

QEM24709.1 (M1-I530)

基因 ID

/

蛋白结构
N-term
H1N1 HA (M1-I530)
Accession # QEM24709.1
His
C-term
同用名
HA; Hemagglutinin
分子量

Approximately 59.09 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

HA/Hemagglutinin Protein, Influenza A H1N1 (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:
HA/Hemagglutinin Protein, Influenza A H1N1 (HEK293, His)
目录号:
HY-P73232
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