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Description
STATs (signal transducers and activators of transcription) are critical mediators of the biologic activity of cytokines including Interleukins (IL) 2-5, IL-7, IL-15, GM-CSF, erythropoietin and growth hormone. Ligand-receptor interaction leads to activation of constitutively associated JAK family kinases and subsequent recruitment/activation of STATs by tyrosine phosphorylation. Active STATs 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. Stat6 plays an important role in signaling pathways that lead to the differentiation of T helper type 2 (Th2) cells from uncommitted CD4 T cell precursors. Moreover, IL-4, secreted by activated T lymphocytes, basophils, and mast cells, induces specific gene expression via the induction of tyrosine phosphorylation of Stat6 at tyrosine 641 (Y641). The SH3:SH2 domain of Stat6 associates with tyrosine-phosphorylated IL-4 receptor and the proximal Jak kinase phosphorylates Stat6 at Y641 on the C-terminal side of the SH2 domain. Stat6 is then released from the receptor, dimerizes, and is thought to contact the basal transcription machinery by binding to p300/CBP. While Stat6 is widely expressed in human tissues, it exhibits elevated expression in peripheral blood lymphocytes, colon, intestine, ovary, prostate, thymus, spleen, kidney, liver, lung, and placenta.
The 23/Stat6 monoclonal antibody recognizes Stat6, regardless of phosphorylation status.
Specifications
Specifications
| Antigen | Stat6 |
| Applications | Flow Cytometry |
| Classification | Monoclonal |
| Clone | 23/Stat6 |
| Conjugate | Alexa Fluor 647 |
| Description | STAT6; Signal transducer and activator of transcription 6; IL-4-STAT |
| Formulation | Aqueous buffered solution containing BSA and ≤0.09% sodium azide. |
| Host Species | Mouse |
| Immunogen | Human Stat6 C-terminal Recombinant Protein |
| Purification Method | Affinity Purified |
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