Evidence map›Paper›PMID 33432153›Full record

ArticleNature microbiology2021

Comparative proteomics identifies Schlafen 5 (SLFN5) as a herpes simplex virus restriction factor that suppresses viral transcription.

Eui Tae Kim, Joseph M Dybas, Katarzyna Kulej, Emigdio D Reyes, Alexander M Price, Lisa N Akhtar, Ann Orr, Benjamin A Garcia, Chris Boutell, Matthew D Weitzman

Open access · greenAbstract read
In one paragraph

Article in Nature microbiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
6.2field-weighted citation impact, top 3% 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

41 citing papers in PubMed, 56 citations in OpenAlex.

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  7. Human Schlafen 14 Cleavage of Short Double-Stranded RNAs Underpins its Antiviral Activity.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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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

10 authors at 3 institutions in 3 countries.

Eui Tae KimDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.ORCID http://orcid.org/0000-0002-1631-3197
Joseph M DybasDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.ORCID http://orcid.org/0000-0001-6700-3378
Katarzyna KulejDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Emigdio D ReyesDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Alexander M PriceDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.ORCID http://orcid.org/0000-0003-4654-4604
Lisa N AkhtarDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Ann OrrMRC-University of Glasgow Center for Virus Research, Glasgow, UK.
Benjamin A GarciaDepartment of Biochemistry and Biophysics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA, USA.
Chris BoutellMRC-University of Glasgow Center for Virus Research, Glasgow, UK.ORCID http://orcid.org/0000-0002-2970-7785
Matthew D WeitzmanDivision of Protective Immunity and Division of Cancer Pathobiology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA. weitzmanm@email.chop.edu.ORCID http://orcid.org/0000-0001-9713-167X
Children's Hospital of Philadelphia · USMRC University of Glasgow Centre for Virus Research · GBUniversity of Pennsylvania · US

Funding

Training In Tumor VirologyT32CA115299 · NCI · UNIVERSITY OF PENNSYLVANIA · PI ROBERTSON, ERLE S. · 2006 to 2021
$4.7M
Role of DNA damage in the early steps of HSV infection and latency in neuronsR01NS082240 · NINDS · CHILDREN'S HOSP OF PHILADELPHIA · PI WEITZMAN, MATTHEW D. · 2013 to 2017
$2.0M
Neurovirulence determinants of neonatal HSV diseaseK08NS109332 · NINDS · LURIE CHILDREN'S HOSPITAL OF CHICAGO · PI AKHTAR, LISA NOWOSLAWSKI · 2018 to 2022
$869k
Identifying proteins involved in virus DNA replicationR21AI115104 · NIAID · CHILDREN'S HOSP OF PHILADELPHIA · PI WEITZMAN, MATTHEW D. · 2016 to 2017
$462k
Investigating the role of ubiquitination in regulating viral RNA processing during Adenovirus infectionF32AI147587 · NIAID · CHILDREN'S HOSP OF PHILADELPHIA · PI DYBAS, JOSEPH M · 2019 to 2020
$133k
Investigating the role of m6A RNA methylation during adenovirus infectionF32AI138432 · NIAID · CHILDREN'S HOSP OF PHILADELPHIA · PI PRICE, ALEXANDER MATTHEW · 2018 to 2020
$126k
Medical Research Council MC_UU_12014/5NCI NIH HHS T32 CA115299NIAID NIH HHS F32 AI138432NIAID NIH HHS F32 AI147587NIAID NIH HHS R21 AI115104NINDS NIH HHS K08 NS109332NINDS NIH HHS R01 NS082240
6 · The paper itself

Abstract

Intrinsic antiviral host factors confer cellular defence by limiting virus replication and are often counteracted by viral countermeasures. We reasoned that host factors that inhibit viral gene expression could be identified by determining proteins bound to viral DNA (vDNA) in the absence of key viral antagonists. Herpes simplex virus 1 (HSV-1) expresses E3 ubiquitin-protein ligase ICP0 (ICP0), which functions as an E3 ubiquitin ligase required to promote infection. Cellular substrates of ICP0 have been discovered as host barriers to infection but the mechanisms for inhibition of viral gene expression are not fully understood. To identify restriction factors antagonized by ICP0, we compared proteomes associated with vDNA during HSV-1 infection with wild-type virus and a mutant lacking functional ICP0 (ΔICP0). We identified the cellular protein Schlafen family member 5 (SLFN5) as an ICP0 target that binds vDNA during HSV-1 ΔICP0 infection. We demonstrated that ICP0 mediates ubiquitination of SLFN5, which leads to its proteasomal degradation. In the absence of ICP0, SLFN5 binds vDNA to repress HSV-1 transcription by limiting accessibility of RNA polymerase II to viral promoters. These results highlight how comparative proteomics of proteins associated with viral genomes can identify host restriction factors and reveal that viral countermeasures can overcome SLFN antiviral activity.

Indexed as

Gene Expression Regulation, ViralHost-Pathogen InteractionsTranscription, GeneticAnimalsCell Cycle ProteinsChlorocebus aethiopsDNA, ViralHEK293 CellsHeLa CellsHerpes SimplexHumansImmediate-Early ProteinsPromoter Regions, GeneticProteomicsRNA Polymerase IISimplexvirusCell Cycle ProteinsDNA, ViralImmediate-Early ProteinsRNA Polymerase IISLFN5 protein, humanUbiquitin-Protein LigasesVmw110 protein, Human herpesvirus 1

Identifiers

PMID33432153
PMCPMC7856100
OpenAlexW3118453623

What OpenQuestion holds

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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.