Vergleich

IFN-λ1, Human Europäischer Partner

ArtNr Z02742-1
Hersteller GenScript
Menge 1 mg
Quantity options 1 mg 20 ug
Kategorie
Typ Proteins
Format Sterile Filtered White lyophilized (freeze-dried) powder.
Specific against Human (Homo sapiens)
Purity >97% by SDS-PAGE and HPLC analyses.
Sequence PTSKPTTTGK GCHIGRFKSL SPQELASFKK ARDALEESLK LKNWSCSSPV, FPGNWDLRLL QVRERPVALE AELALTLKVL EAAAGPALED VLDQPLHTLH, HILSQLQACI QPQPTAGPRP RGRLHHWLHR LQEAPKKESA GCLEASVTFN, LFRLLTRDLK YVADGNLCLR TSTHPEST
ECLASS 10.1 32160409
ECLASS 11.0 32160409
UNSPSC 12352202
Alias protein/Z02742-IL-29, IL-28A, IL-28B, and IL-29, also named interferon-lambda2 (IFN-lambda2), IFN-lambda3, and IFN-lambda1, respectively, are newly identified class II cytokine receptor ligands that are distantly related to members of the IL-10 family (11-13% aa sequence identity) and the type I IFN family (15-19% aa sequence identity). The expression of IL-28A, B, and IL-29 is induced by virus infection or double-stranded RNA. All three cytokines exert bioactivities that overlap those of type I IFNs, including antiviral activity and up-regulation of MHC class I antigen expression. The three proteins signal through the same heterodimeric receptor complex that is composed of the IL-10 receptor beta (IL-10 Rbeta) and a novel IL-28 receptor alpha (IL-28 Ralpha, also known as IFN-lambdaR1). Ligand binding to the receptor complex induces Jak kinase activation and STAT1 and STAT2 tyrosine phosphorylation.</td></tr><tr><th>M.W.</th><td colspan="7"> Approximately 19.8 kDa, a single non-glycosylated polypeptide chain containing 181 amino acids.</td></tr><tr><th>Purity</th><td colspan="7"> >97% by SDS-PAGE and HPLC analyses.</td></tr><tr><th>Endotoxin Level</th><td colspan="7"> Less than 0.2EU/ug of rHuIFN-lambda1 as determined by LAL method.</td></tr><tr><th>Specific Activity</th><td colspan="7"> Fully biologically active when compared to standard. The ED50 is determined in an anti-viral assay using human HepG2 cells infected with encephalomyocarditis is typically 1-5 ng/ml,corresponding to a specific activity of > 2.0×105 units/mg.</td></tr><tr><th>Storage</th><td colspan="7"> This lyophilized preparation is stable at 2-8 C, but should be kept at -20 C for long term storage, preferably desiccated. Upon reconstitution, the preparation is stable for up to one week at 2-8 C. For maximal stability, apportion the reconstituted preparation into working aliquots and store at -20 C to -70 C. Avoid repeated freeze/thaw cycles.</td></tr><tr><th>Formulation</th><td colspan="7"> Lyophilized from a 0.2um filtered concentrated, solution in 20mM PB, pH 7.4, 130mM NaCl.</td></tr><tr><th>Reconstitution</th><td colspan="7"> We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1% BSA to a concentration of 0.1-1.0 mg/mL. Stock solutions should be apportioned into working aliquots and stored at < -20 C. Further dilutions should be made in appropriate buffered solutions.</td></tr><tr><th>Physical Appearance</th><td colspan="7"> Sterile Filtered White lyophilized (freeze-dried) powder.</td></tr><tr><th>Usage</th><td colspan="7"> This material is for research, laboratory or further evaluation purposes. NOT FOR HUMAN USE.</td></tr><tr><th>Sequence</th><td colspan="7"> PTSKPTTTGK GCHIGRFKSL SPQELASFKK ARDALEESLK LKNWSCSSPV, FPGNWDLRLL QVRERPVALE AELALTLKVL EAAAGPALED VLDQPLHTLH, HILSQLQACI QPQPTAGPRP RGRLHHWLHR LQEAPKKESA GCLEASVTFN, LFRLLTRDLK YVADGNLCLR TSTHPEST</td></tr>
Similar products Interferon-lambda1
Versandbedingung Gekühlt
Lieferbar
Specificity Fully biologically active when compared to standard. The ED50 is determined in an anti-viral assay using human HepG2 cells infected with encephalomyocarditis is typically 1-5 ng/ml,corresponding to a specific activity of > 2.0x105 units/mg.
Manufacturer - Category
Proteins
Country of Origin
USA
Shipping Temperature
4°C
Storage Conditions
-80°C
Molecular Weight
Approximately 19.8 kDa, a single non-glycosylated polypeptide chain containing 181 amino acids.
Product Line
Cytokines
Manufacturer - Specificity
Fully biologically active when compared to standard. The ED50 is determined in an anti-viral assay using human HepG2 cells infected with encephalomyocarditis is typically 1-5 ng/ml, corresponding to a specific activity of > 2.0x105 units/mg.
Description
IL-28A, IL-28B, and IL-29, also named interferon-lambda2 (IFN-lambda2), IFN-lambda3, and IFN-lambda1, respectively, are newly identified class II cytokine receptor ligands that are distantly related to members of the IL-10 family (11-13% aa sequence identity) and the type I IFN family (15-19% aa sequence identity). The expression of IL-28A, B, and IL-29 is induced by virus infection or double-stranded RNA. All three cytokines exert bioactivities that overlap those of type I IFNs, including antiviral activity and up-regulation of MHC class I antigen expression. The three proteins signal through the same heterodimeric receptor complex that is composed of the IL-10 receptor beta (IL-10 Rbeta) and a novel IL-28 receptor alpha (IL-28 Ralpha, also known as IFN-lambdaR1). Ligand binding to the receptor complex induces Jak kinase activation and STAT1 and STAT2 tyrosine phosphorylation.
Reconstitution
We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1% BSA to a concentration of 0.1-1.0 mg/mL. Stock solutions should be apportioned into working aliquots and stored at < -20 C. Further dilutions should be made in appropriate buffered solutions.
Formulation
Lyophilized from a 0.2um filtered concentrated, solution in 20mM PB, pH 7.4, 130mM NaCl.
Endotoxin Level
Less than 0.2EU/ug of rHuIFN-lambda1 as determined by LAL method.
Usage
This material is for research, laboratory or further evaluation purposes. NOT FOR HUMAN USE.

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Alle Produkte sind nur für Forschungszwecke bestimmt. Nicht für den menschlichen, tierärztlichen oder therapeutischen Gebrauch.

Menge: 1 mg
Lieferbar: In stock
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