Evidence map›Paper›PMID 33772579›Full record

ArticleNucleic acids research2021

Structural parameters of palindromic repeats determine the specificity of nuclease attack of secondary structures.

Anissia Ait Saada, Alex B Costa, Ziwei Sheng, Wenying Guo, James E Haber, Kirill S Lobachev

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.2field-weighted citation impact, top 22% 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

16 citing papers in PubMed, 20 citations in OpenAlex.

  1. Cross-species incompatibilities offer new insights into the functional consequences of satellite DNA evolution.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2026
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  16. Homologous recombination within repetitive DNA.Current opinion in genetics & development · 2021
    Review
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.

Anissia Ait SaadaSchool of Biological Sciences and Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GE 30332, USA.
Alex B CostaSchool of Biological Sciences and Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GE 30332, USA.
Ziwei ShengSchool of Biological Sciences and Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GE 30332, USA.
Wenying GuoSchool of Biological Sciences and Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GE 30332, USA.
James E HaberDepartment of Biology and Rosenstiel Basic Medical Sciences Research Center, Waltham, MA 02454-9110, USA.
Kirill S LobachevSchool of Biological Sciences and Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GE 30332, USA.
Georgia Institute of Technology · US

Funding

DNA Damage Response and Repair of a Broken ChromosomeR35GM127029 · NIGMS · BRANDEIS UNIVERSITY · PI JAMES E HABER · 2018 to 2026
$8.6M
Identification of distinct pathways for DSB formation at palindromic repeatsR01GM129119 · NIGMS · GEORGIA INSTITUTE OF TECHNOLOGY · PI LOBACHEV, KIRILL S · 2018 to 2021
$1.2M
NIGMS NIH HHS R01 GM129119NIGMS NIH HHS R35 GM127029
6 · The paper itself

Abstract

Palindromic sequences are a potent source of chromosomal instability in many organisms and are implicated in the pathogenesis of human diseases. In this study, we investigate which nucleases are responsible for cleavage of the hairpin and cruciform structures and generation of double-strand breaks at inverted repeats in Saccharomyces cerevisiae. We demonstrate that the involvement of structure-specific nucleases in palindrome fragility depends on the distance between inverted repeats and their transcriptional status. The attack by the Mre11 complex is constrained to hairpins with loops <9 nucleotides. This restriction is alleviated upon RPA depletion, indicating that RPA controls the stability and/or formation of secondary structures otherwise responsible for replication fork stalling and DSB formation. Mus81-Mms4 cleavage of cruciforms occurs at divergently but not convergently transcribed or nontranscribed repeats. Our study also reveals the third pathway for fragility at perfect and quasi-palindromes, which involves cruciform resolution during the G2 phase of the cell cycle.

Indexed as

DNA Breaks, Double-StrandedDNA ReplicationInverted Repeat SequencesDNA, FungalNucleic Acid ConformationProtein Structural ElementsSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsDNA, FungalSaccharomyces cerevisiae Proteins

Identifiers

PMID33772579
PMCPMC8053094
OpenAlexW3150477729

What OpenQuestion holds

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LicenceCC BY
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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.