Evidence map›Paper›PMID 32424115›Full record

ArticleNature communications2020

Histone H2A variants alpha1-extension helix directs RNF168-mediated ubiquitination.

Jessica L Kelliher, Kirk L West, Qingguo Gong, Justin W C Leung

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

26 citing papers in PubMed, 40 citations in OpenAlex.

  1. ADSCs-Exo ameliorates UVB-induced skin DNA damage via p62-RNF168-dependent histone ubiquitination.Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology · 2026
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  19. Bioinspired nanogels as cell-free DNA trapping and scavenging organelles for rheumatoid arthritis treatment.Proceedings of the National Academy of Sciences of the United States of America · 2023
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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

4 authors at 2 institutions in 2 countries.

Jessica L KelliherDepartment of Radiation Oncology, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, AR, 72205, United States.
Kirk L WestDepartment of Radiation Oncology, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, AR, 72205, United States.
Qingguo GongHefei National Laboratory for Physical Science at the Microscale, School of Life Sciences, University of Science and Technology of China, 96 Jinzhai Road, 230027, Hefei, Anhui, China.
Justin W C LeungDepartment of Radiation Oncology, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, AR, 72205, United States. jwleung@uams.edu.ORCID http://orcid.org/0000-0003-4601-390X
University of Arkansas for Medical Sciences · USUniversity of Science and Technology of China · CN

Funding

Translational Regulation in Normal Erythropoiesis and Diamond Blackfan AnemiaP20GM121293 · NIGMS · ARKANSAS CHILDREN'S HOSPITAL RES INST · PI Alan Tackett · 2017 to 2026
$27.6M
Mechanistic characterization of the cell cycle-dependent DNA repair pathway- ResubmissionR01CA244261 · NCI · UNIV OF ARKANSAS FOR MED SCIS · PI Justin Wai Chung Leung · 2021 to 2026
$1.5M
The role of macroH2A-ZMYM3 in genome stability and tumorigenesisK22CA204354 · NCI · UNIV OF ARKANSAS FOR MED SCIS · PI LEUNG, JUSTIN WAI CHUNG · 2018 to 2020
$538k
NCI NIH HHS K22 CA204354NCI NIH HHS R01 CA244261NIGMS NIH HHS P20 GM121293
6 · The paper itself

Abstract

Histone ubiquitination plays an important role in the DNA damage response (DDR) pathway. RNF168 catalyzes H2A and H2AX ubiquitination on lysine 13/15 (K13/K15) upon DNA damage and promotes the accrual of downstream repair factors at damaged chromatin. Here, we report that RNF168 ubiquitinates the non-canonical H2A variants H2AZ and macroH2A1/2 at the divergent N-terminal tail lysine residue. In addition to their evolutionarily conserved nucleosome acidic patch, we identify the positively charged alpha1-extension helix as essential for RNF168-mediated ubiquitination of H2A variants. Moreover, mutation of the RNF168 UMI (UIM- and MIU-related UBD) hydrophilic acidic residues abolishes RNF168-mediated ubiquitination as well as 53BP1 and BRCA1 ionizing radiation-induced foci formation. Our results reveal a juxtaposed bipartite electrostatic interaction utilized by the nucleosome to direct RNF168 orientation towards the target lysine residues in proximity to the H2A alpha1-extension helix, which plays an important role in the DDR pathway.

Indexed as

UbiquitinationAmino Acid SequenceEvolution, MolecularHEK293 CellsHistonesHumansLysineProtein Structure, SecondarySubstrate SpecificityTumor Suppressor p53-Binding Protein 1Ubiquitin-Protein LigasesHistonesLysinemacroH2A histoneRNF168 protein, humanTP53BP1 protein, humanTumor Suppressor p53-Binding Protein 1Ubiquitin-Protein Ligases

Identifiers

PMID32424115
PMCPMC7235047
OpenAlexW3025152351

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.