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View ProductsSize | 100ug |
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Brand | Arovia |
Product type | Recombinant Proteins |
Product name | Recombinant JEV Envelope protein E Protein, N-Trx-His & C-His |
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Origin species | Japanese encephalitis virus (strain Jaoars982) (JEV) |
Expression system | Prokaryotic expression |
Molecular weight | 73.48 kDa |
Buffer | Lyophilized from a solution in PBS pH 7.4, 0.02% NLS, 1mM EDTA, 4% Trehalose, 1% Mannitol. |
Form | Liquid |
Delivery condition | Dry Ice |
Delivery lead time in business days | 3-5 days if in stock; 3-5 weeks if production needed |
Storage condition | 4°C for short term (1 week), -20°C or -80°C for long term (avoid freezing/thawing cycles; addition of 20-40% glycerol improves cryoprotection) |
Brand | Arovia |
Host species | Escherichia coli (E.coli) |
Fragment Type | Phe295-Ala794 |
Aliases /Synonyms | Genome polyprotein, Envelope protein E |
Reference | ARO-P11535 |
Note | For research use only. |
Introduction
Recombinant JEV Envelope protein E (RJEV E) is a key antigenic protein that plays a crucial role in the pathogenesis of Japanese encephalitis virus (JEV). It is a highly conserved protein and is responsible for the virus’s entry into the host cells. In recent years, the development of recombinant protein technology has enabled the production of RJEV E in large quantities, making it a promising candidate for vaccine development and diagnostic assays. In this article, we will discuss the structure, activity, and applications of RJEV E protein.
Structure of RJEV E protein
The RJEV E protein is a glycoprotein with a molecular weight of approximately 50 kDa. It is composed of 450 amino acids and is organized into three distinct domains: domain I, II, and III. Domain I is the N-terminal domain and is responsible for receptor binding, while domain II is involved in membrane fusion. Domain III is the C-terminal domain and is responsible for viral attachment and entry into the host cells. The RJEV E protein also contains 10 conserved cysteine residues that form disulfide bonds, contributing to its stability and structural integrity.
Activity of RJEV E protein
The RJEV E protein is a crucial component of the JEV virion and is responsible for its infectivity and pathogenicity. It plays a vital role in the virus’s entry into the host cells by binding to specific receptors on the cell surface. The interaction between the RJEV E protein and the host cell receptors triggers conformational changes in the protein, leading to the fusion of the viral and cellular membranes. This allows the virus to enter the host cell and replicate, leading to the development of the disease.
Applications of RJEV E protein
Vaccine development: The RJEV E protein is a promising candidate for vaccine development against JEV. Recombinant protein technology has enabled the production of large quantities of RJEV E protein, making it a cost-effective alternative to traditional vaccine production methods. Several studies have shown that recombinant RJEV E protein can induce a strong immune response, leading to the production of neutralizing antibodies, which can protect against JEV infection.
Diagnostic assays: The RJEV E protein is also a valuable tool for the development of diagnostic assays for JEV. The high specificity and sensitivity of the protein make it an ideal antigen for serological tests, such as enzyme-linked immunosorbent assay (ELISA) and immunofluorescence assay (IFA). These tests can detect the presence of antibodies against JEV in the patient’s serum, providing a rapid and accurate diagnosis of the infection.
Therapeutic applications: The RJEV E protein has also shown potential therapeutic applications. Studies have shown that the protein can inhibit JEV replication in vitro by blocking its attachment to the host cells. This makes it a potential candidate for the development of antiviral drugs against JEV.
Conclusion
In conclusion, the RJEV E protein is a highly conserved and critical protein in the pathogenesis of JEV. Its structure and activity make it an essential target for vaccine development, diagnostic assays, and potential therapeutic applications. The use of recombinant protein technology has enabled the production of large quantities of RJEV E protein, making it a promising candidate for the control and prevention of JEV infection. Further research and development in this area are necessary to fully utilize the potential of RJEV E protein in the fight against JEV.
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