Recombinant Mouse Jak2 Protein, His-tagged

• Cat.No.: Jak2-255M
• Product Overview: Recombinant Mouse Jak2(Phe120~Ser367) fused with His tag at N-terminal was expressed in E. coli.

Specification

• Source: E. coli
• Species: Mouse
• Tag: His
• Form: PBS, pH7.4, containing 0.01% SKL, 1mM DTT, 5% Trehalose and Proclin300.
• Molecular Mass: 30.0kDa
• Protein length: Phe120~Ser367
• Endotoxin: <1.0EU per 1µg (determined by the LAL method)
• Purity: > 92%
• Applications: Positive Control; Immunogen; SDS-PAGE; WB.
  If bio-activity of the protein is needed, please check active protein.
• Stability: The thermal stability is described by the loss rate. The loss rate was determined by accelerated thermal degradation test, that is, incubate the protein at 37 centigrade for 48h, and no obvious degradation and precipitation were observed. The loss rate is less than 5% within the expiration date under appropriate storage condition.
• Storage: Avoid repeated freeze/thaw cycles. Store at 2-8 centigrade for one month. Aliquot and store at -80 centigrade for 12 months.
• Reconstitution: Reconstitute in PBS or others.

Gene Information

• Gene Name: Jak2 Janus kinase 2 [ Mus musculus ]
• Official Symbol: Jak2
• Synonyms: JAK2; Janus kinase 2; tyrosine-protein kinase JAK2; JAK-2; Fd17; C81284; AI504024
• Gene ID: 16452
• mRNA Refseq: NM_001048177
• Protein Refseq: NP_001041642
• UniProt ID: Q62120

Reviews

10/03/2020

Quick response from customer service.

05/12/2020

Product performed as expected.

08/07/2018

Satisfied with product quality.

Q&As

What role does JAK2 play in myeloproliferative neoplasms (MPNs)?

JAK2 mutations, particularly JAK2 V617F, are hallmarks of several MPNs, including polycythemia vera, essential thrombocythemia, and primary myelofibrosis. These mutations lead to uncontrolled cell proliferation.

How does JAK2 activation lead to downstream signal transduction?

Upon cytokine binding to its receptor, JAK2 becomes activated through phosphorylation. This activation leads to the phosphorylation and activation of STAT (Signal Transducers and Activators of Transcription) proteins, which then translocate to the nucleus and regulate gene expression.

What is the primary function of the JAK2 protein in cellular signaling?

JAK2 is a non-receptor tyrosine kinase that plays a pivotal role in cytokine signaling, mediating cellular responses to growth factors and various cytokines.

How is JAK2 involved in hematopoiesis and blood cell development?

JAK2 is crucial for hematopoiesis, especially in the signaling pathways of erythropoietin and thrombopoietin, which are essential for red blood cell and platelet production, respectively.

How does JAK2 interact with cytokine receptors, and what is its significance?

JAK2 associates with the intracellular domains of specific cytokine receptors. Upon cytokine binding, JAK2 becomes activated, leading to downstream signaling events. This interaction is vital for mediating cellular responses to various cytokines.

Are there therapeutic agents that target JAK2, and in what contexts are they used?

Yes, there are several JAK2 inhibitors, such as ruxolitinib and fedratinib, which are used to treat MPNs. They work by inhibiting the kinase activity of JAK2, thereby reducing aberrant cell proliferation.

Are there known mutations in the JAK2 gene, and what are their implications?

Yes, one of the most well-known mutations is JAK2 V617F, which results in constitutive activation of the kinase. This mutation is associated with various myeloproliferative neoplasms (MPNs).