Evidence map›Paper›PMID 23377543›Full record

ArticleNature structural & molecular biology2013

Acetylation limits 53BP1 association with damaged chromatin to promote homologous recombination.

Jiangbo Tang, Nam Woo Cho, Gaofeng Cui, Erica M Manion, Niraj M Shanbhag, Maria Victoria Botuyan, Georges Mer, Roger A Greenberg

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 366 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
366citing papers in PubMed, 1 pooled it
20.8field-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

366 citing papers in PubMed, 1 synthesis or guideline pooled it, 516 citations in OpenAlex.

  1. Pooled it
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  16. Visualizing DNA repair factor recruitment at sites of transcription in single cells.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2026
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306 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Jiangbo TangDepartment of Cancer Biology, Abramson Family Cancer Research Institute, Basser Research Center for BRCA, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Nam Woo Cho
Gaofeng Cui
Erica M Manion
Niraj M Shanbhag
Maria Victoria Botuyan
Georges Mer
Roger A Greenberg
Cancer Research Institute · USMayo Clinic · USUniversity of Pennsylvania · US

Funding

UNIVERSITY OF PENNSYLVANIA CAN CTR SUPPORT GRANTP30CA016520 · NCI · UNIVERSITY OF PENNSYLVANIA · PI SHELLEY L BERGER · 1985 to 2026
$222.3M
The Role of CHFR in Tumorigenesis and Paclitaxel-Sensitivity in Breast CancerP50CA116201 · NCI · MAYO CLINIC ROCHESTER · PI PETER C LUCAS · 2005 to 2026
$49.9M
The RAP80-BRCC36 Deubiquitinating Complex in DNA RepairR01CA138835 · NCI · UNIVERSITY OF PENNSYLVANIA · PI Roger A Greenberg · 2010 to 2026
$5.2M
Roles of Chromatin Modification in BRCA1 Dependent DNA RepairR01CA174904 · NCI · UNIVERSITY OF PENNSYLVANIA · PI Roger A Greenberg · 2013 to 2026
$4.8M
Structural Biology of Lysine Methylation in DNA Damage and Checkpoint SignalingR01CA132878 · NCI · MAYO CLINIC ROCHESTER · PI Georges Mer · 2008 to 2026
$4.5M
DNA Double Strand Break Chromatin Alterations and Genome IntegrityR01GM101149 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI GREENBERG, ROGER A · 2013 to 2025
$4.0M
NCI NIH HHS 1R01CA132878NCI NIH HHS 1R01CA138835-01NCI NIH HHS P30 CA016520NCI NIH HHS P50 CA116201NCI NIH HHS P50CA116201NCI NIH HHS R01 CA132878NCI NIH HHS R01 CA138835NCI NIH HHS R01 CA174904NIGMS NIH HHS R01 GM101149
6 · The paper itself

Abstract

The pathogenic sequelae of BRCA1 mutation in human and mouse cells are mitigated by concomitant deletion of 53BP1, which binds histone H4 dimethylated at Lys20 (H4K20me2) to promote nonhomologous end joining, suggesting that a balance between BRCA1 and 53BP1 regulates DNA double strand-break (DSB) repair mechanism choice. Here we document that acetylation is a key determinant of this balance. TIP60 acetyltransferase deficiency reduced BRCA1 at DSB chromatin with commensurate increases in 53BP1, whereas HDAC inhibition yielded the opposite effect. TIP60-dependent H4 acetylation diminished 53BP1 binding to H4K20me2 in part through disruption of a salt bridge between H4K16 and Glu1551 in the 53BP1 Tudor domain. Moreover, TIP60 deficiency impaired homologous recombination and conferred sensitivity to PARP inhibition in a 53BP1-dependent manner. These findings demonstrate that acetylation in cis to H4K20me2 regulates relative BRCA1 and 53BP1 DSB chromatin occupancy to direct DNA repair mechanism.

Indexed as

Homologous RecombinationAcetylationAmino Acid SequenceATPases Associated with Diverse Cellular ActivitiesBRCA1 ProteinCarrier ProteinsCells, CulturedChromatinChromosomal Proteins, Non-HistoneDNA-Binding ProteinsDNA Breaks, Double-StrandedDNA HelicasesGene Knockdown TechniquesHistone AcetyltransferasesHistone DeacetylasesHistonesATPases Associated with Diverse Cellular ActivitiesBRCA1 ProteinCarrier ProteinsChromatinChromosomal Proteins, Non-HistoneDNA-Binding ProteinsDNA HelicasesHistone AcetyltransferasesHistone DeacetylasesHistonesIntracellular Signaling Peptides and ProteinsKAT5 protein, humanLysine Acetyltransferase 5RUVBL1 protein, humanTP53BP1 protein, humanTrp53bp1 protein, mouseTumor Suppressor p53-Binding Protein 1

Identifiers

PMID23377543
PMCPMC3594358
OpenAlexW2060247906

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.