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Stat1 (N-Terminus) Mouse anti-Human, PE, Clone: 1/STAT1, BD

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Catalog No. BDB558537 Supplier BD Biosciences Supplier No. 558537
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Description

Mouse Monoclonal Antibody

Stat (Signal transducer and activators of transcription) proteins are critical mediators of the biologic activity of cytokines, including interleukins, interferons, erythropoietin, and growth factors. Ligand-receptor interaction leads to activation of constitutively associated JAK family kinases and subsequent recruitment/activation of Stat proteins by tyrosine phosphorylation. Active Stat proteins then move to the nucleus to promote transcription of cytokine-inducible genes. Seven Stat proteins have been cloned, each of which is differentially expressed and/or activated in a
cytokine-specific and cell type-specific manner. Stat1 and Stat2 are components of the ISGF3 (Interferon-Stimulated Gene Factor 3) complex, which is the primary transcription activator induced by the binding of the interferon to a specific cell-surface receptor. Stat1 has two alternatively spliced isoforms, 91kDa Stat1a and 84kDa Stat1b; Stat1a has 38 additional C-terminal amino acids. In response to the binding of IFNα, IFNγ, EGF, PDGF, or CSF-1 to their respective receptors, the Stat1 subunits become tyrosine-phosphorylated at Y701, and the complex is translocated to the nucleus. This results in the formation of an active complex that includes the DNA-binding p48 subunit. This complex is responsible for modulating the transcription of the interferon-stimulated genes (ISGs). Thus, phosphorylation of Y701 in Stat1 occurs in response to growth factors and cytokines, and is essential for normal transcriptional activity of the ISGF3 complex. The 1/Stat1 monoclonal antibody recognizes the N-terminus of human Stat1 (both isoforms), regardless of phosphorylation status.

Intracellular Staining

TRUSTED_SUSTAINABILITY

Specifications

Antigen Stat1 (N-Terminus)
Applications Flow Cytometry
Classification Monoclonal
Clone 1/STAT1
Conjugate PE
Formulation Aqueous buffered solution containing BSA and ≤0.09% sodium azide.
Host Species Mouse
Immunogen Human Stat1 N-terminus Recombinant Protein
Purification Method Affinity Purified
Quantity 50 Tests
Regulatory Status RUO
Research Discipline Cell Biology
Primary or Secondary Primary
Target Species Human
Content And Storage Store undiluted at 4°C and protected from prolonged exposure to light. Do not freeze.
Isotype IgG1
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