Hepatitis C Virus E2, Recombinant, aa482-671, His-Tag (HCV)

Catalog No : USB-218216
508.06€
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Product name Hepatitis C Virus E2, Recombinant, aa482-671, His-Tag (HCV)
Catalog No USB-218216
Supplier’s Catalog No 218216
Supplier US Biologicals
Source antigen Recombinant, E. coli
Reactivity
Cross reactivity
Applications
Molecular weight 25.4
Storage -20°C
Other names
Grade Purified
Purity ~80% (SDS-PAGE)
Form Supplied as a liquid in 20mM Tris-HCl, pH 8.0, 0.4M urea, 10% glycerol.
Reactivity life 6 months
Note For reserch purpose only
Purity ~80% (SDS-PAGE)
Description E1 and E2 glycoproteins form a heterodimer that is involved in virus attachment to the host cell, virion internalization through clathrin-dependent endocytosis and fusion with host membrane. E1/E2 heterodimer binds to human LDLR, CD81 and SCARB1/SR-BI receptors, but this binding is not sufficient for infection, some additional liver specific cofactors may be needed. The fusion function may possibly be carried by E1. E2 inhibits human EIF2AK2/PKR activation, preventing the establishment of an antiviral state. E2 is a viral ligand for CD209/DC-SIGN and CLEC4M/DC-SIGNR, which are respectively found on dendritic cells (DCs), and on liver sinusoidal endothelial cells and macrophage-like cells of lymph node sinuses. These interactions allow capture of circulating HCV particles by these cells and subsequent transmission to permissive cells. Source: Recombinant protein corresponding to aa482-671 from HCV (Hepatitis C Virus) E2, fused to His-tag at N-terminus, expressed in E.coli. Molecular Weight: ~25.4kD (226aa) Applications: Suitable for use in SDS-PAGE. Other applications not tested. Recommended Dilution: Optimal dilutions to be determined by the researcher. Storage and Stability: May be stored at 4°C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.