Evidence map›Paper›PMID 27922005›Full record

ArticleNature communications2016

WRN regulates pathway choice between classical and alternative non-homologous end joining.

Raghavendra A Shamanna, Huiming Lu, Jessica K de Freitas, Jane Tian, Deborah L Croteau, Vilhelm A Bohr

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
5.0field-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

63 citing papers in PubMed, 108 citations in OpenAlex.

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3 more citing papers are in PubMed but not listed here.

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

6 authors at 1 institution in 1 country.

Raghavendra A ShamannaLaboratory of Molecular Gerontology, Biomedical Research Center, 251 Bayview Boulevard, National Institute on Aging, NIH, Baltimore, Maryland 21224, USA.
Huiming LuLaboratory of Molecular Gerontology, Biomedical Research Center, 251 Bayview Boulevard, National Institute on Aging, NIH, Baltimore, Maryland 21224, USA.
Jessica K de FreitasLaboratory of Molecular Gerontology, Biomedical Research Center, 251 Bayview Boulevard, National Institute on Aging, NIH, Baltimore, Maryland 21224, USA.
Jane TianLaboratory of Molecular Gerontology, Biomedical Research Center, 251 Bayview Boulevard, National Institute on Aging, NIH, Baltimore, Maryland 21224, USA.
Deborah L CroteauLaboratory of Molecular Gerontology, Biomedical Research Center, 251 Bayview Boulevard, National Institute on Aging, NIH, Baltimore, Maryland 21224, USA.
Vilhelm A BohrLaboratory of Molecular Gerontology, Biomedical Research Center, 251 Bayview Boulevard, National Institute on Aging, NIH, Baltimore, Maryland 21224, USA.
National Institute on Aging · US

Funding

Function of RecQ helicases in genome stabilityZIAAG000726 · NIA · NATIONAL INSTITUTE ON AGING · PI BROSH, ROBERT · 2009 to 2025
$13.1M
6 · The paper itself

Abstract

Werner syndrome (WS) is an accelerated ageing disorder with genomic instability caused by WRN protein deficiency. Many features seen in WS can be explained by the diverse functions of WRN in DNA metabolism. However, the origin of the large genomic deletions and telomere fusions are not yet understood. Here, we report that WRN regulates the pathway choice between classical (c)- and alternative (alt)-nonhomologous end joining (NHEJ) during DNA double-strand break (DSB) repair. It promotes c-NHEJ via helicase and exonuclease activities and inhibits alt-NHEJ using non-enzymatic functions. When WRN is recruited to the DSBs it suppresses the recruitment of MRE11 and CtIP, and protects the DSBs from 5' end resection. Moreover, knockdown of Wrn, alone or in combination with Trf2 in mouse embryonic fibroblasts results in increased telomere fusions, which were ablated by Ctip knockdown. We show that WRN regulates alt-NHEJ and shields DSBs from MRE11/CtIP-mediated resection to prevent large deletions and telomere fusions.

Indexed as

DNA Breaks, Double-StrandedDNA End-Joining RepairDNA RepairAnimalsCarrier ProteinsCell LineCell Line, TumorEndodeoxyribonucleasesHumansMiceMRE11 Homologue ProteinNuclear ProteinsRNA InterferenceTelomereWerner SyndromeWerner Syndrome HelicaseCarrier ProteinsEndodeoxyribonucleasesMRE11 Homologue ProteinMRE11 protein, humanNuclear ProteinsRBBP8 protein, humanWerner Syndrome HelicaseWRN protein, human

Identifiers

PMID27922005
PMCPMC5150655
OpenAlexW2560734289

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.