Evidence map›Paper›PMID 31604943›Full record

ArticleNature communications2019

HCMV-encoded US7 and US8 act as antagonists of innate immunity by distinctively targeting TLR-signaling pathways.

Areum Park, Eun A Ra, Taeyun A Lee, Hyun Jin Choi, Eunhye Lee, Sujin Kang, Jun-Young Seo, Sungwook Lee, Boyoun Park

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

37 citing papers in PubMed, 49 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 2 institutions in 1 country.

Areum ParkDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea.
Eun A RaDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea.
Taeyun A LeeDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea.
Hyun Jin ChoiDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea.
Eunhye LeeDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea.
Sujin KangDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea.
Jun-Young SeoSeverance Biomedical Science Institute, Brain Korea 21 PLUS Project for Medical Science, Yonsei University College of Medicine, Seoul, 03722, South Korea.
Sungwook LeeDivision of Tumor Immunology, Research Institute, National Cancer Center, Goyang, 10408, South Korea.
Boyoun ParkDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul, 03722, South Korea. bypark@yonsei.ac.kr.
Yonsei University · KRNational Cancer Center · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The mechanisms by which many human cytomegalovirus (HCMV)-encoded proteins help the virus to evade immune surveillance remain poorly understood. In particular, it is unknown whether HCMV proteins arrest Toll-like receptor (TLR) signaling pathways required for antiviral defense. Here, we report that US7 and US8 as key suppressors that bind both TLR3 and TLR4, facilitating their destabilization by distinct mechanisms. US7 exploits the ER-associated degradation components Derlin-1 and Sec61, promoting ubiquitination of TLR3 and TLR4. US8 not only disrupts the TLR3-UNC93B1 association but also targets TLR4 to the lysosome, resulting in rapid degradation of the TLR. Accordingly, a mutant HCMV lacking the US7-US16 region has an impaired ability to hinder TLR3 and TLR4 activation, and the impairment is reversed by the introduction of US7 or US8. Our findings reveal an inhibitory effect of HCMV on TLR signaling, which contributes to persistent avoidance of the host antiviral response to achieve viral latency.

Indexed as

Immunity, InnateCell LineCytomegalovirusHumansMembrane GlycoproteinsProteasome Endopeptidase ComplexProtein DomainsProteolysisSignal TransductionToll-Like ReceptorsUbiquitinViral ProteinsMembrane GlycoproteinsProteasome Endopeptidase ComplexToll-Like ReceptorsUbiquitinUS7 glycoprotein, Human herpesvirus 5US8 protein, Human herpesvirus 5Viral Proteins

Identifiers

PMID31604943
PMCPMC6789044
OpenAlexW2979467948

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.