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IL-29/IFN-λ1 Protein, Human

IL-29/IFN-λ1 Protein, Human

Catalog Number: UA040255 Reactivity: Human Conjugation: Unconjugated Brand: UA BIOSCIENCE
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Regular price $116.00 USD
Regular price Sale price $116.00 USD
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Product Details

Product Specification


Species Human
Synonyms IL29, IFNL1, IFNλ1, Interleukin-29, IFN lambda 1
Accession Q8IU54
Amino Acid Sequence Gly20-Thr200, with C-terminal His Tag
Expression System HEK293
Molecular Weight

30-35kDa(Reducing)

Purity >95% by SDS-PAGE
Conjugation Unconjugated
Tag His Tag
Physical Appearance Lyophilized Powder
Storage Buffer PBS, pH 7.4
Reconstitution

Reconstitute at 0.1-1 mg/ml according to the size in ultrapure water after rapid centrifugation.

Stability & Storage · 12 months from date of receipt, lyophilized powder stored at -20 to -80℃.
· 3 months, -20 to -80℃ under sterile conditions after reconstitution.
· 1 week, 2 to 8℃ under sterile conditions after reconstitution.
· Please avoid repeated freeze-thaw cycles.
Reference

1.Hidese S. Search for cerebrospinal fluid biomarkers in patients with major psychiatric disorders: Multiplex immunoassay findings and proximity extension assay prospects. Neuropsychopharmacol Rep. 2024 Apr 30.
2.Sakashita E, Nagatani K, Endo H, Minota S. Biomarker combination predicting imminent relapse after discontinuation of biological drugs in patients with rheumatoid arthritis in remission. PLoS One. 2024 Mar 21;19(3):e0299450.

Background

Interleukin-29, is a secreted protein which belongs to the IL-28 / IL-29 family, and is a cytokine with immunomodulatory activity. It is also known as cytokine Zcyto21, Interferon lambda-1, IFN-lambda-1, IFNλ1, IL-29 and IFNL1, and is highly similar in amino acid sequence to the IL-28, the other type III interferon. Human IL29 cDNA encodes a 200 amino acid (aa) residue precursor protein with a putative 19 aa signal peptide and a 181 aa mature protein, which is a monomer in solution. It shares 67% and 69% aa sequence identity with human IL28A and IL28B, respectively. IL-29 plays an important role in host defenses against microbes and its gene is highly upregulated in cells infected with viruses and also may play a role in antiviral immunity. Interleukin-29 / IL-29 up-regulates MHC class I antigen expression. It is a Ligand for the heterodimeric class II cytokine receptor composed of IL10RB and IL28RA. The ligand/receptor complex seems to signal through the Jak-STAT pathway.

Picture

SDS-PAGE

1μg (R: reducing condition, N: non-reducing condition).

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