Hepatitis C Virus NS3, c33c, aa1192-1459, Genotype 2b, Recombinant (HCV)

Catalog No : USB-H1920-23B4
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Product name Hepatitis C Virus NS3, c33c, aa1192-1459, Genotype 2b, Recombinant (HCV)
Catalog No USB-H1920-23B4
Supplier’s Catalog No H1920-23B4
Supplier US Biologicals
Source antigen Recombinant, E. coli
Reactivity
Cross reactivity
Applications
Molecular weight
Storage -20°C
Other names
Grade Highly Purified
Purity ~95% (10% PAGE Coomassie staining).
Form Supplied as a liquid in 25mM tris-HCl, 1mM EDTA, 1.5M urea, 50% glycerol. No preservative added.
Reactivity life 6 months
Note For reserch purpose only
Purity ~95% (10% PAGE Coomassie staining).
Description Hepatitis C Virus (HCV) NS3 c33c (aa1192-1459), Subtype 2b, Recombinant. Contains full-length HCV NS3 (c33c) immunodominant region. Not full-length NS3. Contains GST fusion partner. Immunoreactive with HCV positive sera including sera with antibodies to NS3 secondary structure domains. The nonstructural protein NS3 of the hepatitis C virus (HCV) is indispensable for virus replication and a multifunctional enzyme that contains three catalytic activities such as serine protease, helicase, and NTPase. The N-terminal domain of the protein contains protease activity and the C-terminal domain contains nucleotide triphosphatase and RNA helicase activity. It has been shown that NS2/3 cleavage is mediated by NS2-3 protease, whereas NS3 serine protease is responsible for the other four cleavage sites of the nonstructural (NS) region. Immunoblot analysis on serum samples from 90 patients with chronic hepatitis C virus infection revealed four putative immunogenic regions within the NS3 protein of the virus: E (around aa1250/1251), A (within aa1250-1334), A/B (around aa1323 and 1334), and B/C (around aa1407 and 1412). Among them, region E was most immunodominant, and region A was recognized much less frequently by patients with cirrhosis than by those with chronic hepatitis. Source: E. coli Applications: Suitable for use in ELISA and Western Blot. 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. For long-term storage, aliquot and store at -20°C. Aliquots are stable for at least 6 months 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.