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Influenza Viruses Proteins

流感病毒蛋白包括血凝素和神经氨酸酶等,负责病毒附着、入侵宿主细胞及释放子代病毒,是疫苗和抗病毒药物的主要靶点。

产品号 产品名称 蛋白编码 图片
ALP6268

Recombinant Influenza A H1N1 (A/California/07/2009) Nucleoprotein / NP Protein (C-His Tag)

重组蛋白Influenza A H1N1 (A/California/07/2009) Nucleoprotein / NP Protein (C-His Tag)

ACS94534.1(Met1-Ser498) 重组蛋白Influenza A H1N1 (A/California/07/2009) Nucleoprotein / NP Protein (C-His Tag)
Influenza viral nucleoprotein (NP) plays a critical role in virus replication and host adaptation. Nucleoprotein (NP) is an essential multifunctional protein that encapsidates the viral genome and functions as an adapter between the virus and the host cell machinery. NPs contain two nuclear localization signals (NLSs): a well-studied monopartite NLS1 and a less-characterized NLS2, thought to be bipartite. The nucleocapsid is a complex of the viral nucleoprotein, RNA, and several other viral proteins. The nucleoprotein forms large, RNA-bound, helical filaments and acts as a scaffold for additional viral proteins.
ALP6271

Recombinant Influenza A H3N2 (A/Aichi/2/1968) Nucleoprotein / NP Protein (C-His Tag)

重组蛋白Influenza A H3N2 (A/Aichi/2/1968) Nucleoprotein / NP Protein (C-His Tag)

AFM71861.1(Met1-Asn498) 重组蛋白Influenza A H3N2 (A/Aichi/2/1968) Nucleoprotein / NP Protein (C-His Tag)
Influenza viral nucleoprotein (NP) plays a critical role in virus replication and host adaptation. Nucleoprotein (NP) is an essential multifunctional protein that encapsidates the viral genome and functions as an adapter between the virus and the host cell machinery. NPs contain two nuclear localization signals (NLSs): a well-studied monopartite NLS1 and a less-characterized NLS2, thought to be bipartite. The nucleocapsid is a complex of the viral nucleoprotein, RNA, and several other viral proteins. The nucleoprotein forms large, RNA-bound, helical filaments and acts as a scaffold for additional viral proteins.
ALP6273

Recombinant Influenza A H3N2 (A/Hong Kong/1/1968) Hemagglutinin / HA Protein (ECD, C-His Tag)

重组蛋白Influenza A H3N2 (A/Hong Kong/1/1968) Hemagglutinin / HA Protein (ECD, C-His Tag)

Q91MA7.1(Gln17-Trp530) 重组蛋白Influenza A H3N2 (A/Hong Kong/1/1968) Hemagglutinin / HA Protein (ECD, C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6246

Recombinant Influenza A H1N1 (A/Puerto Rico/8/1934) Hemagglutinin / HA Protein (ECD, C-His Tag)

重组蛋白Influenza A H1N1 (A/Puerto Rico/8/1934) Hemagglutinin / HA Protein (ECD, C-His Tag)

ABD77675.1(Asp18-Gln528) 重组蛋白Influenza A H1N1 (A/Puerto Rico/8/1934) Hemagglutinin / HA Protein (ECD, C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6255

Recombinant Influenza A H1N1 (A/Puerto Rico/8/34/Mount Sinai) Nucleoprotein / NP (I116M) Protein (C-His Tag)

重组蛋白Influenza A H1N1 (A/Puerto Rico/8/34/Mount Sinai) Nucleoprotein / NP (I116M) Protein (C-His Tag)

AAM75159.1(Met1-Gly490) 重组蛋白Influenza A H1N1 (A/Puerto Rico/8/34/Mount Sinai) Nucleoprotein / NP (I116M) Protein (C-His Tag)
Influenza viral nucleoprotein (NP) plays a critical role in virus replication and host adaptation. Nucleoprotein (NP) is an essential multifunctional protein that encapsidates the viral genome and functions as an adapter between the virus and the host cell machinery. NPs contain two nuclear localization signals (NLSs): a well-studied monopartite NLS1 and a less-characterized NLS2, thought to be bipartite. The nucleocapsid is a complex of the viral nucleoprotein, RNA, and several other viral proteins. The nucleoprotein forms large, RNA-bound, helical filaments and acts as a scaffold for additional viral proteins.
ALP6262

Recombinant Influenza A H1N1 (A/California/07/2009) Hemagglutinin / HA Protein (C-His Tag)

重组蛋白Influenza A H1N1 (A/California/07/2009) Hemagglutinin / HA Protein (C-His Tag)

ACP41953.1(Asp18-Gln529) 重组蛋白Influenza A H1N1 (A/California/07/2009) Hemagglutinin / HA Protein (C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6264

Recombinant Influenza B (B/Florida/4/2006) Nucleoprotein / NP Protein (C-His Tag)

重组蛋白Influenza B (B/Florida/4/2006) Nucleoprotein / NP Protein (C-His Tag)

ACF54251.1(Met1-Tyr560) 重组蛋白Influenza B (B/Florida/4/2006) Nucleoprotein / NP Protein (C-His Tag)
Influenza viral nucleoprotein (NP) plays a critical role in virus replication and host adaptation. Nucleoprotein (NP) is an essential multifunctional protein that encapsidates the viral genome and functions as an adapter between the virus and the host cell machinery. NPs contain two nuclear localization signals (NLSs): a well-studied monopartite NLS1 and a less-characterized NLS2, thought to be bipartite. The nucleocapsid is a complex of the viral nucleoprotein, RNA, and several other viral proteins. The nucleoprotein forms large, RNA-bound, helical filaments and acts as a scaffold for additional viral proteins.
ALP6300

Recombinant Influenza A H3N2 (A/Aichi/2/1968) Hemagglutinin / HA Protein (ECD, C-His Tag)

重组蛋白Influenza A H3N2 (A/Aichi/2/1968) Hemagglutinin / HA Protein (ECD, C-His Tag)

AAA43178.1(Gln17-Trp530) 重组蛋白Influenza A H3N2 (A/Aichi/2/1968) Hemagglutinin / HA Protein (ECD, C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6345

Recombinant Influenza B (B/Florida/4/2006) Hemagglutinin / HA Protein (C-His Tag)

重组蛋白Influenza B (B/Florida/4/2006) Hemagglutinin / HA Protein (C-His Tag)

ACA33493.1(Asp16-Ala555) 重组蛋白Influenza B (B/Florida/4/2006) Hemagglutinin / HA Protein (C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6306

Recombinant Influenza A H1N1 (A/Puerto Rico/8/34/Mount Sinai) Matrix protein 1 / M1 Protein (N-His Tag)

重组蛋白Influenza A H1N1 (A/Puerto Rico/8/34/Mount Sinai) Matrix protein 1 / M1 Protein (N-His Tag)

NP_040978.1(Ser2-Lys252) 重组蛋白Influenza A H1N1 (A/Puerto Rico/8/34/Mount Sinai) Matrix protein 1 / M1 Protein (N-His Tag)
The Influenza virus matrix protein 1 (M1) is a matrix protein of the influenza virus. M1 protein has been shown to play a crucial role in virus replication, assembly, and budding. It forms a coat inside the viral envelope. This is a bifunctional membrane/RNA-binding protein that mediates the encapsidation of RNA-nucleoprotein cores into the membrane envelope. M1 consists of two domains connected by a linker sequence. The N-terminal domain has a multi-helical structure. The C-terminal domain also contains an alpha-helical structure. The M1 protein is the most abundant structural protein in influenza A virus particles. M1 protein of the influenza A virus plays multiple roles in virion assembly and infection. M1 protein was a candidate antigen for a broad-spectrum influenza virus vaccine and the adjuvant chitosan significantly improved the efficacy of the M1 vaccine.
ALP6349

Recombinant Influenza B (B/Yamagata/16/1988) Hemagglutinin / HA Protein (ECD, C-His Tag)

重组蛋白Influenza B (B/Yamagata/16/1988) Hemagglutinin / HA Protein (ECD, C-His Tag)

Influenza B(Asp 16-Thr546) 重组蛋白Influenza B (B/Yamagata/16/1988) Hemagglutinin / HA Protein (ECD, C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6354

Recombinant Influenza A H3N2 (A/Hong Kong/4801/2014) Neuraminidase / NA (N-His Tag)

重组蛋白Influenza A H3N2 (A/Hong Kong/4801/2014) Neuraminidase / NA (N-His Tag)

EPI675797(His36-Ile469) 重组蛋白Influenza A H3N2 (A/Hong Kong/4801/2014) Neuraminidase / NA (N-His Tag)
Neuraminidases are enzymes that cleave sialic acid groups from glycoproteins. Influenza neuraminidase is a type of neuraminidase found on the surface of influenza viruses that enables the virus to be released from the host cell. Influenza neuraminidase is composed of four identical subunits arranged in a square. It is normally attached to the virus surface through a long protein stalk. The active sites are in a deep depression on the upper surface. They bind to polysaccharide chains and clip off the sugars at the end. Neuraminidase (NA) and hemagglutinin (HA) are major membrane glycoproteins found on the surface of the influenza virus. Hemagglutinin binds to the sialic acid-containing receptors on the surface of host cells during initial infection and at the end of an infectious cycle. Neuraminidase, on the other hand, cleaves the HA-sialic acid bondage from the newly formed virions and the host cell receptors during budding. Neuraminidase thus is described as a receptor-destroying enzyme that facilitates virus release and efficient spread of the progeny virus from cell to cell. Influenza antibody and influenza antibodies are very important research tools for influenza diagnosis, influenza vaccine development, and anti-influenza virus therapy development. Anti-influenza virus hemagglutinin (HA) monoclonal antibody or polyclonal antibody can be used for ELISA assay, western blotting detection, Immunohistochemistry (IHC), flow cytometry, neutralization assay, hemagglutinin inhibition assay, and early diagnosis of influenza viral infection.
ALP6357

Recombinant Influenza A H3N2 (A/Hong Kong/4801/2014) Hemagglutinin / HA Protein (C-His Tag)

重组蛋白Influenza A H3N2 (A/Hong Kong/4801/2014) Hemagglutinin / HA Protein (C-His Tag)

EPI653201(Gln17-Trp530) 重组蛋白Influenza A H3N2 (A/Hong Kong/4801/2014) Hemagglutinin / HA Protein (C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6316

Recombinant Influenza B (B/Washington/02/2019) Nucleoprotein / NP Protein (C-His Tag)

重组蛋白Influenza B (B/Washington/02/2019) Nucleoprotein / NP Protein (C-His Tag)

EPI1368865(Met1-Tyr560) 重组蛋白Influenza B (B/Washington/02/2019) Nucleoprotein / NP Protein (C-His Tag)
Influenza viral nucleoprotein (NP) plays a critical role in virus replication and host adaptation. Nucleoprotein (NP) is an essential multifunctional protein that encapsidates the viral genome and functions as an adapter between the virus and the host cell machinery. NPs contain two nuclear localization signals (NLSs): a well-studied monopartite NLS1 and a less-characterized NLS2, thought to be bipartite. The nucleocapsid is a complex of the viral nucleoprotein, RNA, and several other viral proteins. The nucleoprotein forms large, RNA-bound, helical filaments and acts as a scaffold for additional viral proteins.
ALP6360

Recombinant Influenza A H7N9 (A/Anhui/1/2013) Hemagglutinin / HA Protein (C-His Tag)

重组蛋白Influenza A H7N9 (A/Anhui/1/2013) Hemagglutinin / HA Protein (C-His Tag)

EPI439507(Asp19-Val524) 重组蛋白Influenza A H7N9 (A/Anhui/1/2013) Hemagglutinin / HA Protein (C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6276

Recombinant Influenza A H1N1 (A/California/04/2009) Hemagglutinin / HA Protein (ECD,C-His Tag)

重组蛋白Influenza A H1N1 (A/California/04/2009) Hemagglutinin / HA Protein (ECD,C-His Tag)

ACP41105.1(Asp18-Gln529) 重组蛋白Influenza A H1N1 (A/California/04/2009) Hemagglutinin / HA Protein (ECD,C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6323

Recombinant Influenza A H1N1 (A/Brisbane/59/2007) Hemagglutinin / HA Protein (ECD, C-His Tag)

重组蛋白Influenza A H1N1 (A/Brisbane/59/2007) Hemagglutinin / HA Protein (ECD, C-His Tag)

ACA28844.1(Asp18-Gln528) 重组蛋白Influenza A H1N1 (A/Brisbane/59/2007) Hemagglutinin / HA Protein (ECD, C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6363

Recombinant Influenza B (B/Washington/02/2019) Hemagglutinin / HA Protein (C-His Tag)

重组蛋白Influenza B (B/Washington/02/2019) Hemagglutinin / HA Protein (C-His Tag)

EPI1394970(Asp16-Asn543) 重组蛋白Influenza B (B/Washington/02/2019) Hemagglutinin / HA Protein (C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6327

Recombinant Influenza A H1N1 (A/Guangdong-Maonan/SWL1536/2019) / (A/Hawaii/70/2019) Hemagglutinin / HA Protein (C-His Tag)

重组蛋白Influenza A H1N1 (A/Guangdong-Maonan/SWL1536/2019) / (A/Hawaii/70/2019) Hemagglutinin / HA Protein (C-His Tag)

EPI1542570/QHN72768.1(Asp 18-Ile530) 重组蛋白Influenza A H1N1 (A/Guangdong-Maonan/SWL1536/2019) / (A/Hawaii/70/2019) Hemagglutinin / HA Protein (C-His Tag)
The influenza viral Hemagglutinin (HA) protein is a homotrimer with a receptor binding pocket on the globular head of each monomer.HA has at least 18 different antigens. These subtypes are named H1 through H18.HA has two functions. Firstly, it allows the recognition of target vertebrate cells, accomplished through the binding to these cells' sialic acid-containing receptors. Secondly, once bound it facilitates the entry of the viral genome into the target cells by causing the fusion of the host endosomal membrane with the viral membrane. The influenza virus Hemagglutinin (HA) protein is translated in cells as a single protein, HA, or hemagglutinin precursor protein. For viral activation, hemagglutinin precursor protein (HA) must be cleaved by a trypsin-like serine endoprotease at a specific site, normally coded for by a single basic amino acid (usually arginine) between the HA1 and HA2 domains of the protein. After cleavage, the two disulfide-bonded protein domains produce the mature form of the protein subunits as a prerequisite for the conformational change necessary for fusion and hence viral infectivity.
ALP6366

Recombinant Influenza B (B/PHUKET/3073/2013) Neuraminidase / NA Protein (N-His Tag)

重组蛋白Influenza B (B/PHUKET/3073/2013) Neuraminidase / NA Protein (N-His Tag)

EPI529344(Leu38-Leu466) 重组蛋白Influenza B (B/PHUKET/3073/2013) Neuraminidase / NA Protein (N-His Tag)
Neuraminidases are enzymes that cleave sialic acid groups from glycoproteins. Influenza neuraminidase is a type of neuraminidase found on the surface of influenza viruses that enables the virus to be released from the host cell. Influenza neuraminidase is composed of four identical subunits arranged in a square. It is normally attached to the virus surface through a long protein stalk. The active sites are in a deep depression on the upper surface. They bind to polysaccharide chains and clip off the sugars at the end. Neuraminidase (NA) and hemagglutinin (HA) are major membrane glycoproteins found on the surface of the influenza virus. Hemagglutinin binds to the sialic acid-containing receptors on the surface of host cells during initial infection and at the end of an infectious cycle. Neuraminidase, on the other hand, cleaves the HA-sialic acid bondage from the newly formed virions and the host cell receptors during budding. Neuraminidase thus is described as a receptor-destroying enzyme that facilitates virus release and efficient spread of the progeny virus from cell to cell. Influenza antibody and influenza antibodies are very important research tools for influenza diagnosis, influenza vaccine development, and anti-influenza virus therapy development. Anti-influenza virus hemagglutinin (HA) monoclonal antibody or polyclonal antibody can be used for ELISA assay, western blotting detection, Immunohistochemistry (IHC), flow cytometry, neutralization assay, hemagglutinin inhibition assay, and early diagnosis of influenza viral infection.