The structural basis of IRF-3 activation upon phosphorylation

T Jing, B Zhao, P Xu, X Gao, L Chi, H Han… - The Journal of …, 2020 - journals.aai.org
basis of IRF-3 activation upon phosphorylation is … structures of phosphorylated human and
mouse IRF-3 bound to CREB-binding protein (CBP), which reveal that phosphorylated IRF-3

Structural basis for concerted recruitment and activation of IRF-3 by innate immune adaptor proteins

B Zhao, C Shu, X Gao, B Sankaran… - Proceedings of the …, 2016 - National Acad Sciences
… Here we show that the pLxIS motif of phosphorylated STING, MAVS, and TRIF binds to
IRF-3 in a similar manner, whereas residues upstream of the motif confer specificity. The …

Crystal structure of IRF-3 reveals mechanism of autoinhibition and virus-induced phosphoactivation

BY Qin, C Liu, SS Lam, H Srinath, R Delston… - Nature Structural & …, 2003 - nature.com
… infection induces phosphorylation and activation of IRF-3 to initiate the antiviral responses.
The crystal structure of the IRF-3 transactivation domain … Structural basis of autoinhibition …

X-ray crystal structure of IRF-3 and its functional implications

K Takahasi, NN Suzuki, M Horiuchi, M Mori… - Nature Structural & …, 2003 - nature.com
… the dimerization of IRF-3 and phosphorylation of the … structure of IRF-3 175C and mutational
analyses of IRF-3, we proposed the phosphorylation-induced dimerization as the activation

Crystal structure of IRF-3 in complex with CBP

BY Qin, C Liu, H Srinath, SS Lam, JJ Correia… - Structure, 2005 - cell.com
… that the phosphorylated residues of IRF-3 directly participate in … The structural basis for
the versatility of the IBiD in … whether IRF-3(173-394) can compete with Sendai virus-activated, …

Structural insights into interferon regulatory factor activation

W Chen, WE Royer Jr - Cellular signalling, 2010 - Elsevier
activation. Servant and colleagues demonstrated that phosphorylation of latent cytoplasmic
IRF-3 … 3), these results provide a structural basis for the coupling between dimerization and …

Phosphorylation of IRF-3 on Ser 339 generates a hyperactive form of IRF-3 through regulation of dimerization and CBP association

JF Clément, A Bibeau-Poirier, SP Gravel… - Journal of …, 2008 - Am Soc Microbiol
… 339 and serine 396 in the ability of IRF-3 to induce expression of the interferon-… IRF-3
activation. We propose that conventional biochemical assays used to measure IRF-3 activation

Structural and functional analysis of interferon regulatory factor 3: localization of the transactivation and autoinhibitory domains

R Lin, Y Mamane, J Hiscott - Molecular and cellular biology, 1999 - Am Soc Microbiol
phosphorylation of IRF-3 leads to cytoplasmic to nuclear translocation of phosphorylated
IRF-3, … that virus-stimulated phosphorylation of IRF-3 results in the activation of the immediate-…

Mechanisms of activation of interferon regulator factor 3: the role of C-terminal domain phosphorylation in IRF-3 dimerization and DNA binding

AI Dragan, VV Hargreaves, EN Makeyeva… - Nucleic acids …, 2007 - academic.oup.com
… The main conclusion of this study is that dimerization of IRF-3, caused by its phosphorylation,
is the sole reason for the increased ability of this transcription factor to bind its target DNA …

Ser386 phosphorylation of transcription factor IRF3 induces dimerization and association with CBP/p300 without overall conformational change

K Takahasi, M Horiuchi, K Fujii, S Nakamura… - Genes to …, 2010 - Wiley Online Library
… , especially on the phosphorylation sites, the oligomerization … , the phosphorylated IRF-3
regulatory domain (IRF-3 RD) … phosphorylation of Ser386 is essential for activation of IRF-3. …