IFN b Mouse, His

IFN Beta Mouse Recombinant, His Tag
Cat. No.
BT26422
Source
Escherichia Coli.
Synonyms

Leukocyte IFN, B cell IFN, Type I IFN, IFNB1, IFB, IFF, IFNB, IFN-b 1b, MGC96956.

Appearance
Sterile filtered colorless solution.
Purity
Greater than 95% as determined by Analysis by SDS-PAGE.
Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

IFN beta Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 182 amino acids (22-182 a.a.) and having a molecular mass of 22 kDa. Mouse IFN beta is fused to 21 amino acid at N-terminus and purified by proprietary chromatographic techniques.

Product Specs

Introduction
IFN-beta 1b exhibits antiviral, antibacterial, and anticancer properties. Influenza A viruses not only hinder IFN-beta gene induction but also suppress Type-I IFN signaling by inducing the SOCS-3 protein. Intracellular bacteria and cytosolic poly (dA-dT) activate IFN-beta responses in various human cells without the need for human ZBP1.
Description
Recombinant Mouse IFN beta, produced in E. coli, is a single, non-glycosylated polypeptide chain comprising 182 amino acids (22-182 a.a.) with a molecular weight of 22 kDa. A 21 amino acid sequence is fused to the N-terminus of Mouse IFN beta, and the protein is purified using proprietary chromatographic methods.
Physical Appearance
A clear, sterile solution without any color.
Formulation
The IFN-Beta solution (0.25mg/ml) is formulated in a buffer containing 20mM HEPES (pH 6.0), 0.5M NaCl, and 10% glycerol.
Stability
For short-term storage (2-4 weeks), keep at 4°C. For extended periods, store frozen at -20°C. Adding a carrier protein (0.1% HSA or BSA) is recommended for long-term storage. Avoid repeated freezing and thawing.
Purity
Purity exceeds 95% as determined by SDS-PAGE analysis.
Synonyms

Leukocyte IFN, B cell IFN, Type I IFN, IFNB1, IFB, IFF, IFNB, IFN-b 1b, MGC96956.

Source
Escherichia Coli.
Amino Acid Sequence

MGSSHHHHHH SSGLVPRGSH MINYKQLQLQ ERTNIRKCQE LLEQLNGKIN LTYRADFKIP MEMTEKMQKS YTAFAIQEML QNVFLVFRNN FSSTGWNETI VVRLLDELHQ QTVFLKTVLE EKQEERLTWE MSSTALHLKS YYWRVQRYLK LMKYNSYAWM VVRAEIFRNF LIIRRLTRNF QN.

Product Science Overview

Structure and Production

Recombinant Mouse IFN-β (His Tag) is a mouse full-length protein expressed in HEK 293 cells . The recombinant protein is typically produced in a non-glycosylated form and contains a His tag at the C-terminus, which facilitates its purification and detection . The molecular mass of the recombinant protein is approximately 22 kDa .

Biological Activity

IFN-β is part of the type I IFN multigene family, which includes several subtypes such as IFN-α, IFN-ε, IFN-κ, IFN-ω, IFN-τ, IFN-δ, and IFN-ζ . Type I interferons are expressed as a first line of defense against viruses and play a critical role in the antiviral response. They exert their antiviral activity through various mechanisms, including blocking viral entry into cells, controlling viral transcription, cleaving RNA, and preventing translation .

In addition to its antiviral properties, IFN-β modulates both innate and adaptive immune responses. It induces natural killer cell cytotoxicity, enhances the expression of major histocompatibility complex class I molecules on most cells, and upregulates costimulatory molecules on antigen-presenting cells . IFN-β also acts directly on CD8 T cells to promote clonal expansion and memory formation in response to viral infections .

Applications

Recombinant Mouse IFN-β (His Tag) is widely used in various research applications, including:

  • sELISA (sandwich ELISA): It is used as a standard protein in sELISA assays to quantify the presence of IFN-β in biological samples .
  • SDS-PAGE: The protein is suitable for use in SDS-PAGE for analyzing protein expression and purity .
Therapeutic Potential

IFN-β has been used in the treatment of multiple sclerosis (MS) in humans. It has been suggested that IFN-β inhibits the differentiation of human Th17 cells, which play a central role in the immunopathogenesis of MS . Animal studies have shown that mice deficient in the type I IFN receptor (IFNAR) have increased susceptibility to experimental autoimmune encephalomyelitis (EAE), a model for MS .

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