Evidence map›Paper›PMID 27743962›Full record

ArticleVirology2016

Functional motifs responsible for human metapneumovirus M2-2-mediated innate immune evasion.

Yu Chen, Xiaoling Deng, Junfang Deng, Jiehua Zhou, Yuping Ren, Shengxuan Liu, Deborah J Prusak, Thomas G Wood, Xiaoyong Bao

Open access · greenAbstract read
In one paragraph

Article in Virology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

20 citing papers in PubMed, 23 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

9 authors at 3 institutions in 2 countries.

Yu ChenDepartment of Pediatrics, TongJi Hospital, TongJi Medical College, Huazhong University of Science and Technology, China; Department of Pediatrics, University of Texas Medical Branch, Galveston, TX, United States.
Xiaoling DengDepartment of Pediatrics, University of Texas Medical Branch, Galveston, TX, United States.
Junfang DengDepartment of Pediatrics, University of Texas Medical Branch, Galveston, TX, United States; Department of Hepatobiliary Surgery, The First Affiliated Hospital, College of Medicine, Zhejiang University, China.
Jiehua ZhouDepartment of Pediatrics, TongJi Hospital, TongJi Medical College, Huazhong University of Science and Technology, China.
Yuping RenDepartment of Pediatrics, TongJi Hospital, TongJi Medical College, Huazhong University of Science and Technology, China; Department of Pediatrics, University of Texas Medical Branch, Galveston, TX, United States.
Shengxuan LiuDepartment of Pediatrics, TongJi Hospital, TongJi Medical College, Huazhong University of Science and Technology, China; Department of Pediatrics, University of Texas Medical Branch, Galveston, TX, United States.
Deborah J PrusakDepartment of Biochemistry and Molecular Biology, University of Texas Medical Branch, Galveston, TX, United States; Sealy Center for Molecular Medicine, University of Texas Medical Branch, Galveston, TX, United States.
Thomas G WoodDepartment of Biochemistry and Molecular Biology, University of Texas Medical Branch, Galveston, TX, United States; Sealy Center for Molecular Medicine, University of Texas Medical Branch, Galveston, TX, United States.
Xiaoyong BaoDepartment of Pediatrics, University of Texas Medical Branch, Galveston, TX, United States; Sealy Center for Molecular Medicine, University of Texas Medical Branch, Galveston, TX, United States; The Institute of Translational Science, University of Texas Medical Branch, Galveston, TX, United States; The Institute for Human Infections & Immunity, University of Texas Medical Branch, Galveston, TX, United States. Electronic address: xibao@utmb.edu.
The University of Texas Medical Branch at Galveston · USTongji University · CNHuazhong University of Science and Technology · CN

Funding

UTMB Clinical and Translational Science AwardUL1TR001439 · NCATS · UNIVERSITY OF TEXAS MED BR GALVESTON · PI URBAN, RANDALL J · 2015 to 2024
$40.0M
tRNA-derived RNA Fragments (tRFs) and their Functions in Respiratory Syncytial Virus (RSV) InfectionR01AI116812 · NIAID · UNIVERSITY OF TEXAS MED BR GALVESTON · PI BAO, XIAOYONG · 2016 to 2020
$1.9M
Functional Portraits of tRNA-derived Small Non-coding RNAsR21AI113771 · NIAID · UNIVERSITY OF TEXAS MED BR GALVESTON · PI BAO, XIAOYONG · 2015 to 2016
$426k
Characterization of tRNA-derived RNA Fragments (tRFs) in Respiratory Syncytial ViR56AI107033 · NIAID · UNIVERSITY OF TEXAS MED BR GALVESTON · PI BAO, XIAOYONG · 2014 to 2014
$387k
NCATS NIH HHS UL1 TR001439NIAID NIH HHS R01 AI116812NIAID NIH HHS R21 AI113771NIAID NIH HHS R56 AI107033
6 · The paper itself

Abstract

Human metapneumovirus (hMPV) is a major cause of lower respiratory infection in young children. Repeated infections occur throughout life, but its immune evasion mechanisms are largely unknown. We recently found that hMPV M2-2 protein elicits immune evasion by targeting mitochondrial antiviral-signaling protein (MAVS), an antiviral signaling molecule. However, the molecular mechanisms underlying such inhibition are not known. Our mutagenesis studies revealed that PDZ-binding motifs, 29-DEMI-32 and 39-KEALSDGI-46, located in an immune inhibitory region of M2-2, are responsible for M2-2-mediated immune evasion. We also found both motifs prevent TRAF5 and TRAF6, the MAVS downstream adaptors, to be recruited to MAVS, while the motif 39-KEALSDGI-46 also blocks TRAF3 migrating to MAVS. In parallel, these TRAFs are important in activating transcription factors NF-kB and/or IRF-3 by hMPV. Our findings collectively demonstrate that M2-2 uses its PDZ motifs to launch the hMPV immune evasion through blocking the interaction of MAVS and its downstream TRAFs.

Indexed as

Immune EvasionImmunity, InnateAdaptor Proteins, Signal TransducingAmino Acid MotifsCell LineHumansMetapneumovirusParamyxoviridae InfectionsTNF Receptor-Associated Factor 6Viral ProteinsAdaptor Proteins, Signal TransducingMAVS protein, humanTNF Receptor-Associated Factor 6Viral ProteinshMPVInnate immune responseM2-2 motifMAVSTRAF

Identifiers

PMID27743962
PMCPMC5102771
OpenAlexW2530323009

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.