Evidence map›Paper›PMID 33436807›Full record

ArticleScientific reports2021

Topoisomerase IV tracks behind the replication fork and the SeqA complex during DNA replication in Escherichia coli.

Emily Helgesen, Frank Sætre, Kirsten Skarstad

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

21 citing papers in PubMed, 36 citations in OpenAlex.

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  9. Prokaryotic homeostasis - a solution to thrive and survive.Frontiers in molecular biosciences · 2025
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  19. Staph wars: the antibiotic pipeline strikes back.Microbiology (Reading, England) · 2023
    Review
  20. Article
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

3 authors at 2 institutions in 1 country.

Emily HelgesenDepartment of Microbiology, Molecular Microbiology, Oslo University Hospital, P.O. Box 4950, 0424, Oslo, Norway. Emily.Helgesen@rr-research.no.
Frank SætreDepartment of Microbiology, Molecular Microbiology, Oslo University Hospital, P.O. Box 4950, 0424, Oslo, Norway.
Kirsten SkarstadDepartment of Microbiology, Molecular Microbiology, Oslo University Hospital, P.O. Box 4950, 0424, Oslo, Norway.
Oslo University Hospital · NOUniversity of Oslo · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Topoisomerase IV (TopoIV) is a vital bacterial enzyme which disentangles newly replicated DNA and enables segregation of daughter chromosomes. In bacteria, DNA replication and segregation are concurrent processes. This means that TopoIV must continually remove inter-DNA linkages during replication. There exists a short time lag of about 10-20 min between replication and segregation in which the daughter chromosomes are intertwined. Exactly where TopoIV binds during the cell cycle has been the subject of much debate. We show here that TopoIV localizes to the origin proximal side of the fork trailing protein SeqA and follows the movement pattern of the replication machinery in the cell.

Indexed as

Bacterial Outer Membrane ProteinsChromosomes, BacterialDNA-Binding ProteinsDNA ReplicationDNA Topoisomerase IVEscherichia coliEscherichia coli ProteinsTopoisomerase II InhibitorsBacterial Outer Membrane ProteinsDNA-Binding ProteinsDNA Topoisomerase IVEscherichia coli ProteinsSeqA protein, E coliTopoisomerase II Inhibitors

Identifiers

PMID33436807
PMCPMC7803763
OpenAlexW3119990533

What OpenQuestion holds

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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.