Evidence map›Paper›PMID 30657965›Full record

ArticleNucleic acids research2019

RecFOR epistasis group: RecF and RecO have distinct localizations and functions in Escherichia coli.

Sarah S Henrikus, Camille Henry, Harshad Ghodke, Elizabeth A Wood, Neema Mbele, Roopashi Saxena, Upasana Basu, Antoine M van Oijen, Michael M Cox, Andrew Robinson

Abstract read
In one paragraph

Article in Nucleic acids research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

31 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. TheIMA fungus · 2026
    Article
  5. Review
  6. Review
  7. Review
  8. Article
  9. Review
  10. Generation and Repair of Postreplication Gaps in Escherichia coli.Microbiology and molecular biology reviews : MMBR · 2023
    Review
  11. Article
  12. Article
  13. Article
  14. Regulation of phosphate starvation-specific responses inMicrobiology (Reading, England) · 2023
    Review
  15. International journal of molecular sciences · 2023
    Article
  16. Article
  17. Article
  18. Article
  19. Development of a New Recombineering System forApplied and environmental microbiology · 2022
    Article
  20. 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

10 authors.

Sarah S HenrikusMolecular Horizons Institute and School of Chemistry and Biomolecular Science, University of Wollongong, Wollongong, Australia.
Camille HenryDepartment of Biochemistry, University of Wisconsin-Madison, WI 53706-1544, USA.
Harshad GhodkeMolecular Horizons Institute and School of Chemistry and Biomolecular Science, University of Wollongong, Wollongong, Australia.
Elizabeth A WoodDepartment of Biochemistry, University of Wisconsin-Madison, WI 53706-1544, USA.
Neema MbeleDepartment of Biochemistry, University of Wisconsin-Madison, WI 53706-1544, USA.
Roopashi SaxenaDepartment of Biochemistry, University of Wisconsin-Madison, WI 53706-1544, USA.
Upasana BasuDepartment of Biochemistry, University of Wisconsin-Madison, WI 53706-1544, USA.
Antoine M van OijenMolecular Horizons Institute and School of Chemistry and Biomolecular Science, University of Wollongong, Wollongong, Australia.
Michael M CoxDepartment of Biochemistry, University of Wisconsin-Madison, WI 53706-1544, USA.
Andrew RobinsonMolecular Horizons Institute and School of Chemistry and Biomolecular Science, University of Wollongong, Wollongong, Australia.

Funding

THE BIOCHEMISTRY OF GENETIC RECOMBINATION/RECA PROTEINR01GM032335 · NIGMS · UNIVERSITY OF WISCONSIN-MADISON · PI COX, MICHAEL M. · 1985 to 2014
$6.8M
NIGMS NIH HHS R01 GM032335
6 · The paper itself

Abstract

In bacteria, genetic recombination is a major mechanism for DNA repair. The RecF, RecO and RecR proteins are proposed to initiate recombination by loading the RecA recombinase onto DNA. However, the biophysical mechanisms underlying this process remain poorly understood. Here, we used genetics and single-molecule fluorescence microscopy to investigate whether RecF and RecO function together, or separately, in live Escherichia coli cells. We identified conditions in which RecF and RecO functions are genetically separable. Single-molecule imaging revealed key differences in the spatiotemporal behaviours of RecF and RecO. RecF foci frequently colocalize with replisome markers. In response to DNA damage, colocalization increases and RecF dimerizes. The majority of RecF foci are dependent on RecR. Conversely, RecO foci occur infrequently, rarely colocalize with replisomes or RecF and are largely independent of RecR. In response to DNA damage, RecO foci appeared to spatially redistribute, occupying a region close to the cell membrane. These observations indicate that RecF and RecO have distinct functions in the DNA damage response. The observed localization of RecF to the replisome supports the notion that RecF helps to maintain active DNA replication in cells carrying DNA damage.

Indexed as

Epistasis, GeneticDNADNA-Binding ProteinsDNA DamageDNA RepairDNA ReplicationEscherichia coliEscherichia coli ProteinsRecombination, GeneticUltraviolet RaysDNADNA-Binding ProteinsEscherichia coli ProteinsrecF protein, E coliRecO protein, E coliRecR protein, E coli

Identifiers

PMID30657965
PMCPMC6451095

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Registered trials

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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.