1. 重组蛋白
  2. Viral Proteins
  3. Influenza Viruses Proteins
  4. Hemagglutinin-Neuraminidase
  5. Hemagglutinin-neuraminidase 蛋白, HPIV-4b (sf9, His)

Hemagglutinin-neuraminidase 蛋白, HPIV-4b (sf9, His)

目录号: HY-P77389
产品使用指南

血凝素-神经氨酸酶是指同时具有血凝素和神经氨酸酶活性的单一病毒蛋白。血凝素神经氨酸酶蛋白在病毒感染中起关键作用。它将病毒附着在含有唾液酸的细胞受体上,启动感染过程。Hemagglutinin-neuraminidase 蛋白, HPIV-4b (sf9, His) 是重组的 血凝素神经氨酸酶蛋白,由 Sf9 insect cells 表达,带有 N-His 标签。Hemagglutinin-neuraminidase 蛋白, HPIV-4b (sf9, His) 全长 532 个氨基酸,分子量约为 ~57.12 KDa。

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描述

Hemagglutinin-neuraminidase is a single viral protein that has both hemagglutinin and neuraminidase activities. Hemagglutinin neuraminidase protein plays a key role in viral infection. It attaches the virus to a cell receptor containing sialic acid, initiating the infection process. Hemagglutinin-neuraminidase Protein, HPIV-4b (sf9, His) is the recombinant Virus-derived Hemagglutinin-neuraminidase protein, expressed by Sf9 insect cells , with N-His labeled tag. The total length of Hemagglutinin-neuraminidase Protein, HPIV-4b (sf9, His) is 532 a.a., with molecular weight of ~57.12 KDa.

研究背景

血凝素-神经氨酸酶是指同时具有血凝素和神经氨酸酶活性的单一病毒蛋白。血凝素神经氨酸酶蛋白在病毒感染中起关键作用。它将病毒附着在含有唾液酸的细胞受体上,启动感染过程。当 血凝素神经氨酸酶蛋白与受体结合时,它会引起构象变化,使 F 蛋白能够触发病毒粒子和细胞膜之间的融合。这一融合事件促进了病毒进入宿主细胞。此外,血凝素神经氨酸酶蛋白表现出神经氨酸酶活性,这有助于病毒的有效传播。通过将成熟病毒粒子与含神经氨酸的糖蛋白分离,血凝素神经氨酸酶蛋白使病毒能够有效地繁殖。

种属

Virus

表达系统

Sf9 insect cells

标签

N-His

蛋白编号

ARB07730 (S48-The579)

基因 ID

/

蛋白结构
N-term
His
Hemagglutinin-neuraminidase (S48-The579)
Accession # ARB07730
C-term
同用名
Human parainfluenza virus 4b (HPIV-4b) Hemagglutinin-neuraminidase (His)
分子量

Approximately 57.12 kDa.

纯度

Greater than 90% as determined by reducing SDS-PAGE.

内毒素含量

<1 EU/μg, determined by LAL method.

文件资料

Hemagglutinin-neuraminidase Protein, HPIV-4b (sf9, 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:
Hemagglutinin-neuraminidase Protein, HPIV-4b (sf9, His)
目录号:
HY-P77389
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