Irf3 transcription factor

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August undefined, 2024

WebPreviously, it was shown that IRF3 is a downstream transcription factor that regulates the expression of IFNβ induced by TRIF-dependent TLRs 28, 29. ... 22, via the inhibition of NLRP1 and NLRP3 inflammasome, or via induction of IL-10 who then through activation of STAT3 transcription factor reduced the abundance of pro-IL-1a and pro-IL-1β. WebJul 25, 2024 · The discovery Interferon-regulatory factor 3 (IRF3) and IRF7 are the two pivotal transcriptional factors that directly control the production of IFN-α and IFN-β, determining the antiviral...

A genome-wide optical pooled screen reveals regulators of

WebThe infection of mammalian cells by viruses and innate immune responses to infection are spatiotemporally organized processes. Cytosolic RNA sensors trigger nuclear … WebSep 19, 2013 · IRF3 is a constitutively expressed transcription factor that resides in the cytoplasm and dimerizes and translocates to the nucleus upon phosphorylation ().Phosphorylated IRF3 induces IFN-β during viral infection, but may also contribute to inflammatory cytokine response to LPS ().IRF3 also promotes apoptosis in virus-infected … lambert clube

Selective autophagy controls the stability of transcription factor IRF3 …

WebApr 11, 2024 · TLR signaling cascades typically converge on transcription factors such as NFκB, AP-1, and IRF3 that initiate the synthesis of a battery of innate immune effectors involved in antibacterial ... WebMay 27, 2024 · Thereafter, TBK1 in this signalosome phosphorylates C-terminus of interferon regulatory factors 3 (IRF3), which mobilizes IRF3 for dimerization and nuclear translocation, where it functions as transcription factor to induce the expressions of type I interferons (IFN-Is), various cytokines, and subsequently a multitude of IFN-stimulated … WebNov 1, 2012 · IRF3 and IRF7 have multiple sites that—upon viral infection—are substrates for phosphorylation by the serine/threonine kinases TANK-binding kinase 1 (TBK1) and IκB … lambert dado

IRF and STAT Transcription Factors - From Basic Biology …

WebHowever, the mechanisms by which IRF3 causes ALD remain obscure.IRF3 is a constitutively expressed transcription factor that resides in the cytoplasm and dimerizes … WebMay 31, 2024 · IRF3 (interferon regulatory factor 3) serves as an indispensable transcription factor for type I IFN production. After receiving upstream signals, IRF3 goes through diverse processes to activate the type I IFN signaling, including phosphorylation, dimerization, translocation to nucleus and stimulation of DNA binding and transcriptional activity ... lambert damienWebIRF-3 is expressed constitutively in a variety of tissues, and the relative levels of IRF-3 mRNA do not change in virus-infected or IFN-treated cells. Following virus infection, IRF-3 is posttranslationally modified by protein phosphorylation at multiple serine and threonine residues, located in the carboxy-terminus of IRF-3. jerome nicolas geneve

"WebThe interferon regulatory factors (IRF) consist of a growing family of related transcription proteins first identified as regulators of the alpha beta interferon (IFN-alpha/beta) gene promoters, as well as the interferon-stimulated response element (ISRE) of some IFN-stimulated genes. IRF-3 was orig … " - Irf3 transcription factor

Irf3 transcription factor

Selective autophagy controls the stability of transcription factor IRF3 …

WebApr 14, 2003 · The transcription factors interferon regulatory factor 3 (IRF3) and NF-κB are required for the expression of many genes involved in the innate immune response. Viral infection, or the binding of ... WebAutophagic degradation of IRF3 induced by the small-molecule auranofin inhibits its transcriptional and proapoptotic activities Autophagic degradation of IRF3 induced by the small-molecule auranofin inhibits its transcriptional and proapoptotic activities J Biol Chem. 2024 Oct 5;297 (5):101274. doi: 10.1016/j.jbc.2024.101274. Online ahead of print.

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WebIRF3 is a transcription factor that controls multiple IFN-inducing pathways, including the TLR3 pathway, which can be triggered by dsRNA, and the pathways triggered by other … WebIRF3 → Interferon regulatory factor 3 (IRF-3) Gene name : IRF3 Family name : IRF Entry whose protein (s) existence is based on evidence at protein level. Show evidences Annotations in this section apply to all the isoforms if not specified otherwise. OVERVIEW

WebOct 15, 2024 · Transcription factors for expression of IRF3 engage its gene locus located on human chromosome 19q13.3–13.4 . The structural gene is composed of eight exons, which include a 5′UTR. Several laboratories uncovered critical domains of … WebIRF3 is a transcription factor that controls multiple IFN-inducing pathways, including the TLR3 pathway, which can be triggered by dsRNA, and the pathways triggered by other …

WebIRF3 is a transcription factor that controls multiple IFN-inducing pathways, including the TLR3 pathway, which can be triggered by dsRNA, and the pathways triggered by other … WebDec 4, 2024 · IRF3 and IRF5 are phosphorylated by protein kinases, which are activated by signalling pathways of pattern recognition receptors (PRRs), including Toll-like receptors (TLRs) that signal via TRIF (TLR3 and TLR4) and MyD88 (e.g. …

WebMar 9, 2024 · IRF3 is a major transcriptional regulator of adipose inflammation and is involved in maintaining systemic glucose and energy homeostasis Findings indicate that STING-TBK1-IRF3 pathway mediates a crosstalk between ER stress and apoptosis during M. bovis infection, which can effectively control intracellular bacteria.

WebThe downstream signaling pathways from PRR activation phosphorylate ubiquitously expressed IRFs (IRF1, IRF3, and IRF7) through IRF kinases, such as TANK-binding kinase 1 … jerome nicodWeb1 day ago · STING recruitment of TBK1 and IRF3 results in IRF3 phosphorylation by TBK1 and IRF3 55 nuclear translocation[18, 19]. Activated STING also activates IKK and the NF-κB family of 56 transcription factors[20], which with IRF3, activate expression of type I IFN and subsequently 57 ISGs. ISGs include an array of anti-HIV restriction factors ... jerome nicolas lambert coverdaleWebIRF3 Transcription Factor Assay Kit (Colorimetric) (ab207210) is a high throughput assay to quantify IRF3 activation in nuclear extracts. This assay combines a quick ELISA format … jerome ngom mbekeliWebTranscription factors IRF3 activates toll-like receptor-independent type I IFN production, which are very important in inducing IFN-γ production. 32 IFN-α/β is one of the most … jerome nichols standardWebJan 8, 2024 · The mammalian IRF family proteins are structurally related transcription factors consisting of nine members: IRF1, IRF2, IRF3, IRF4 (also called ICSAT [IFN consensus sequence-binding protein for activated T-cells], LSIRF [lymphocyte-specific IRF], PIP [PU.1-interacting protein]), IRF5, IRF6, IRF7, IRF8 (also referred to ICSBP [IFN … jerome nicolas marius ruzzinWebThe transcription factor IFN regulatory factor 3 (IRF3) plays an essential role in this process (3, 4). It was also reported that IRF3 is required to protect the host from viral infections, … jerome ngom