Evidence map›Paper›PMID 24672048›Full record

ArticleJournal of virology2014

Enterovirus 68 3C protease cleaves TRIF to attenuate antiviral responses mediated by Toll-like receptor 3.

Zichun Xiang, Linlin Li, Xiaobo Lei, Hongli Zhou, Zhuo Zhou, Bin He, Jianwei Wang

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed
4.5field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

60 citing papers in PubMed, 75 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 2 countries.

Zichun XiangMOH Key Laboratory of Systems Biology of Pathogens and Christophe Mérieux Laboratory, IPB, CAMS-Fondation Mérieux, Institute of Pathogen Biology (IPB), Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College, Beijing, People's Republic of China.
Linlin LiMOH Key Laboratory of Systems Biology of Pathogens and Christophe Mérieux Laboratory, IPB, CAMS-Fondation Mérieux, Institute of Pathogen Biology (IPB), Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College, Beijing, People's Republic of China.
Xiaobo LeiMOH Key Laboratory of Systems Biology of Pathogens and Christophe Mérieux Laboratory, IPB, CAMS-Fondation Mérieux, Institute of Pathogen Biology (IPB), Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College, Beijing, People's Republic of China.
Hongli ZhouMOH Key Laboratory of Systems Biology of Pathogens and Christophe Mérieux Laboratory, IPB, CAMS-Fondation Mérieux, Institute of Pathogen Biology (IPB), Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College, Beijing, People's Republic of China.
Zhuo ZhouMOH Key Laboratory of Systems Biology of Pathogens and Christophe Mérieux Laboratory, IPB, CAMS-Fondation Mérieux, Institute of Pathogen Biology (IPB), Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College, Beijing, People's Republic of China.
Bin HeDepartment of Microbiology and Immunology, College of Medicine, University of Illinois, Chicago, Illinois, USA wangjw28@163.com tshuo@uic.edu.
Jianwei WangMOH Key Laboratory of Systems Biology of Pathogens and Christophe Mérieux Laboratory, IPB, CAMS-Fondation Mérieux, Institute of Pathogen Biology (IPB), Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College, Beijing, People's Republic of China wangjw28@163.com tshuo@uic.edu.
Chinese Academy of Medical Sciences & Peking Union Medical College · CNUniversity of Illinois Urbana-Champaign · US

Funding

HSV encoded viral functionsR21AI092230 · NIAID · UNIVERSITY OF ILLINOIS AT CHICAGO · PI HE, BIN · 2011 to 2012
$420k
NIAID NIH HHS AI092230NIAID NIH HHS R21 AI092230
6 · The paper itself

Abstract

unlabelledHuman enterovirus 68 (EV68) is a member of the EV-D species, which belongs to the EV genus of the Picornaviridae family. Over the past several years, there have been increasingly documented outbreaks of respiratory disease associated with EV68. As a globally emerging pathogen, EV68 infects both adults and children. However, the molecular basis of EV68 pathogenesis is unknown. Here we report that EV68 inhibits Toll-like receptor 3 (TLR3)-mediated innate immune responses by targeting the TIR domain-containing adaptor inducing beta interferon (TRIF). In infected HeLa cells, EV68 inhibits poly(I·C)-induced interferon regulatory factor 3 (IRF3) activation and beta interferon (IFN-β) expression. Further investigations revealed that TRIF, a critical adaptor downstream of TLR3, is targeted by EV68. When expressed alone, 3C(pro), an EV68-encoded protease, cleaves TRIF. 3C(pro) mediates TRIF cleavage at Q312 and Q653, which are sites in the amino- and carboxyl-terminal domains, respectively. This cleavage relies on 3C(pro)'s cysteine protease activity. Cleavage of TRIF abolishes the capacity of TRIF to activate NF-κB and IFN-β signaling. These results suggest that control of TRIF by 3C(pro) may be a mechanism by which EV68 subverts host innate immune responses. IMPORTANCE: EV68 is a globally emerging pathogen, but the molecular basis of EV68 pathogenesis is unclear. Here we report that EV68 inhibits TLR3-mediated innate immune responses by targeting TRIF. Further investigations revealed that TRIF is cleaved by 3C(pro). These results suggest that control of TRIF by 3C(pro) may be a mechanism by which EV68 impairs type I IFN production in response to TLR3 activation.

Indexed as

3C Viral ProteasesAdaptor Proteins, Vesicular TransportCysteine EndopeptidasesEnterovirus D, HumanEnterovirus InfectionsHost-Pathogen InteractionsHumansInterferon-betaNF-kappa BProteolysisToll-Like Receptor 3Viral Proteins3C Viral ProteasesAdaptor Proteins, Vesicular TransportCysteine EndopeptidasesInterferon-betaNF-kappa BTICAM1 protein, humanTLR3 protein, humanToll-Like Receptor 3Viral Proteins

Identifiers

PMID24672048
PMCPMC4054379
OpenAlexW2155521955

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.