Evidence map›Paper›PMID 22960743›Full record

ArticleNature2012

The Fun30 nucleosome remodeller promotes resection of DNA double-strand break ends.

Xuefeng Chen, Dandan Cui, Alma Papusha, Xiaotian Zhang, Chia-Dwo Chu, Jiangwu Tang, Kaifu Chen, Xuewen Pan, Grzegorz Ira

Abstract read
In one paragraph

Article in Nature, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 169 papers.

0numbers the graph read from it
0cells of the map it votes in
169citing papers in PubMed
–field-weighted citation impact
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

169 citing papers in PubMed.

  1. Review
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  12. Rtt105 stimulates Rad51-ssDNA assembly and orchestrates Rad51 and RPA actions to promote homologous recombination repair.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
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109 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

9 authors.

Xuefeng ChenDepartment of Molecular & Human Genetics, Baylor College of Medicine, One Baylor Plaza, Houston, Texas 77030, USA.
Dandan Cui
Alma Papusha
Xiaotian Zhang
Chia-Dwo Chu
Jiangwu Tang
Kaifu Chen
Xuewen Pan
Grzegorz Ira

Funding

Regulation of DNA recombination in Saccharomyces cerevisiaeR01GM080600 · NIGMS · BAYLOR COLLEGE OF MEDICINE · PI IRA, GRZEGORZ A · 2007 to 2024
$5.5M
Functional Variomics and ApplicationsR01HG004840 · NHGRI · BAYLOR COLLEGE OF MEDICINE · PI PAN, XUEWEN · 2009 to 2011
$1.6M
NHGRI NIH HHS HG004840NHGRI NIH HHS R01 HG004840NIGMS NIH HHS GM080600NIGMS NIH HHS R01 GM080600
6 · The paper itself

Abstract

Chromosomal double-strand breaks (DSBs) are resected by 5' nucleases to form 3' single-stranded DNA substrates for binding by homologous recombination and DNA damage checkpoint proteins. Two redundant pathways of extensive resection have been described both in cells and in vitro, one relying on Exo1 exonuclease and the other on Sgs1 helicase and Dna2 nuclease. However, it remains unknown how resection proceeds within the context of chromatin, where histones and histone-bound proteins represent barriers for resection enzymes. Here we identify the yeast nucleosome-remodelling enzyme Fun30 as a factor promoting DSB end resection. Fun30 is the major nucleosome remodeller promoting extensive Exo1- and Sgs1-dependent resection of DSBs. The RSC and INO80 chromatin-remodelling complexes and Fun30 have redundant roles in resection adjacent to DSB ends. ATPase and helicase domains of Fun30, which are needed for nucleosome remodelling, are also required for resection. Fun30 is robustly recruited to DNA breaks and spreads along the DSB coincident with resection. Fun30 becomes less important for resection in the absence of the histone-bound Rad9 checkpoint adaptor protein known to block 5' strand processing and in the absence of either histone H3 K79 methylation or γ-H2A, which mediate recruitment of Rad9 (refs 9, 10). Together these data suggest that Fun30 helps to overcome the inhibitory effect of Rad9 on DNA resection.

Indexed as

Chromatin Assembly and DisassemblyDNA Breaks, Double-StrandedDNA RepairCell Cycle ProteinsDNA, FungalExodeoxyribonucleasesGenes, FungalGenome, FungalHistonesHomologous RecombinationMethylationNucleosomesRecQ HelicasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTranscription FactorsCell Cycle ProteinsDNA, Fungalexodeoxyribonuclease IExodeoxyribonucleasesFUN30 protein, S cerevisiaeHistonesNucleosomesrad9 proteinRecQ HelicasesSaccharomyces cerevisiae ProteinsSGS1 protein, S cerevisiaeTranscription Factors

Identifiers

PMID22960743
PMCPMC3640768

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.