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- Table of Contents
Designing a Western blot for IRF3? The guide has the expected band size, antibodies backed by real blot images, the controls to run alongside, and protocols taken from published papers.
Open the IRF3 Western Blot Guide2 Citations
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Facts about Interferon regulatory factor 3.
Acts as a more potent activator of the IFN-beta (IFNB) gene than the IFN-alpha (IFNA) gene and plays a critical role in both the early and late stages of the IFNA/B gene induction. Located in an inactive form in the cytoplasm of uninfected cells and after viral infection, double-stranded RNA (dsRNA), or toll-like receptor (TLR) signaling, is phosphorylated by IKBKE and TBK1 kinases.
| Human | |
|---|---|
| Gene Name: | IRF3 |
| Uniprot: | Q14653 |
| Entrez: | 3661 |

| Belongs to: |
|---|
| IRF family |

interferon regulatory factor 3; IRF3; IRF-3
Mass (kDA):
47.219 kDA

| Human | |
|---|---|
| Location: | 19q13.33 |
| Sequence: | 19; NC_000019.10 (49659569..49665875, complement) |
Expressed constitutively in a variety of tissues.
Cytoplasm. Nucleus. Shuttles between cytoplasmic and nuclear compartments, with export being the prevailing effect (PubMed:10805757). When activated, IRF3 interaction with CREBBP prevents its export to the cytoplasm (PubMed:10805757).






PMID: 8524823 by Au W.W.-C., et al. Identification of a member of the interferon regulatory factor family that binds to the interferon-stimulated response element and activates expression of interferon-induced genes.
PMID: 9803267 by Bellingham J., et al. Mapping of human interferon regulatory factor 3 (IRF3) to chromosome 19q13.3-13.4 by an intragenic polymorphic marker.
*More publications can be found for each product on its corresponding product page