Evidence map›Paper›PMID 26502056›Full record

ArticleNature cell biology2015

Heterochromatic breaks move to the nuclear periphery to continue recombinational repair.

Taehyun Ryu, Brett Spatola, Laetitia Delabaere, Katherine Bowlin, Hannah Hopp, Ryan Kunitake, Gary H Karpen, Irene Chiolo

Open access · greenAbstract read
In one paragraph

Article in Nature cell biology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 167 papers.

0numbers the graph read from it
0cells of the map it votes in
167citing papers in PubMed
11.8field-weighted citation impact, top 1% 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

167 citing papers in PubMed, 263 citations in OpenAlex.

  1. Review
  2. The Role of Arp2/3 in End-Resection During DNA Double-Strand Break Repair.BioEssays : news and reviews in molecular, cellular and developmental biology · 2026
    Review
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  20. Nucleoporins cooperate with Polycomb silencers to promote transcriptional repression and repair at DNA double-strand breaks.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article

107 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

8 authors at 1 institution in 1 country.

Taehyun RyuUniversity of Southern California, Molecular and Computational Biology Department, Los Angeles, California 90089, USA.
Brett SpatolaUniversity of Southern California, Molecular and Computational Biology Department, Los Angeles, California 90089, USA.
Laetitia DelabaereUniversity of Southern California, Molecular and Computational Biology Department, Los Angeles, California 90089, USA.
Katherine BowlinUniversity of Southern California, Molecular and Computational Biology Department, Los Angeles, California 90089, USA.
Hannah HoppUniversity of Southern California, Molecular and Computational Biology Department, Los Angeles, California 90089, USA.
Ryan KunitakeLawrence Berkeley National Laboratory, Genome Dynamics Department, Berkeley, California 94720, USA.
Gary H KarpenLawrence Berkeley National Laboratory, Genome Dynamics Department, Berkeley, California 94720, USA.
Irene ChioloUniversity of Southern California, Molecular and Computational Biology Department, Los Angeles, California 90089, USA.
University of California, Berkeley · US

Funding

New collections of dsRNAs and overexpression miRNA constructs to supplement RNAiR01GM067761 · NIGMS · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI PERRIMON, NORBERT · 2003 to 2019
$15.5M
Resource Component: Acquisition, maintenance and distribution of Drosophila stocksP40OD018537 · OD · TRUSTEES OF INDIANA UNIVERSITY · PI Annette L. Parks · 2014 to 2026
$13.5M
Roles of nuclear architecture and phase separation in heterochromatin repair dynamicsR01GM117376 · NIGMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI CHIOLO, IRENE E · 2015 to 2023
$3.3M
Regulation of DNA Damage and Repair in HeterochromatinR01GM086613 · NIGMS · UNIVERSITY OF CALIF-LAWRENC BERKELEY LAB · PI KARPEN, GARY H · 2011 to 2014
$1.6M
Dynamics of heterochromatin DNA repair: novel role of nuclear architectureR21ES021541 · NIEHS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI CHIOLO, IRENE E · 2013 to 2014
$449k
NIEHS NIH HHS R21 ES021541NIEHS NIH HHS R21ES021541NIGMS NIH HHS R01 GM067761NIGMS NIH HHS R01GM067761NIGMS NIH HHS R01 GM086613NIGMS NIH HHS R01GM086613NIGMS NIH HHS R01 GM117376NIGMS NIH HHS R01GM117376NIH HHS P40 OD018537NIH HHS P40OD018537
6 · The paper itself

Abstract

Heterochromatin mostly comprises repeated sequences prone to harmful ectopic recombination during double-strand break (DSB) repair. In Drosophila cells, 'safe' homologous recombination (HR) repair of heterochromatic breaks relies on a specialized pathway that relocalizes damaged sequences away from the heterochromatin domain before strand invasion. Here we show that heterochromatic DSBs move to the nuclear periphery to continue HR repair. Relocalization depends on nuclear pores and inner nuclear membrane proteins (INMPs) that anchor repair sites to the nuclear periphery through the Smc5/6-interacting proteins STUbL/RENi. Both the initial block to HR progression inside the heterochromatin domain, and the targeting of repair sites to the nuclear periphery, rely on SUMO and SUMO E3 ligases. This study reveals a critical role for SUMOylation in the spatial and temporal regulation of HR repair in heterochromatin, and identifies the nuclear periphery as a specialized site for heterochromatin repair in a multicellular eukaryote.

Indexed as

Recombinational DNA RepairAnimalsBlotting, WesternCell LineCell NucleusDNA Breaks, Double-StrandedDrosophila melanogasterDrosophila ProteinsGreen Fluorescent ProteinsHeterochromatinIn Situ Hybridization, FluorescenceMutationReverse Transcriptase Polymerase Chain ReactionRNA InterferenceTime-Lapse ImagingDrosophila ProteinsGreen Fluorescent ProteinsHeterochromatin

Identifiers

PMID26502056
PMCPMC4628585
OpenAlexW1918633965

What OpenQuestion holds

Textmetadata
LicenceTDM
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.