Evidence map›Paper›PMID 31165739›Full record

ArticleScientific reports2019

Replication termination without a replication fork trap.

Elisa Galli, Jean-Luc Ferat, Jean-Michel Desfontaines, Marie-Eve Val, Ole Skovgaard, François-Xavier Barre, Christophe Possoz

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.4field-weighted citation impact, top 8% 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

17 citing papers in PubMed, 31 citations in OpenAlex.

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  12. Delineation of the Ancestral Tus-Dependent Replication Fork Trap.International journal of molecular sciences · 2021
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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

7 authors at 3 institutions in 2 countries.

Elisa GalliInstitute for Integrative Biology of the Cell (I2BC), Université Paris-Saclay, CEA, CNRS, Université Paris Sud, Gif sur Yvette, France.
Jean-Luc FeratInstitute for Integrative Biology of the Cell (I2BC), Université Paris-Saclay, CEA, CNRS, Université Paris Sud, Gif sur Yvette, France.
Jean-Michel DesfontainesInstitute for Integrative Biology of the Cell (I2BC), Université Paris-Saclay, CEA, CNRS, Université Paris Sud, Gif sur Yvette, France.
Marie-Eve ValBacterial Genome Plasticity, Genomes & Genetics Department, Institut Pasteur, Paris, 75015, France.ORCID http://orcid.org/0000-0001-7097-9072
Ole SkovgaardDepartment of Science, Systems and Models, Roskilde University, Roskilde, 4000, Denmark.ORCID http://orcid.org/0000-0002-4860-1847
François-Xavier BarreInstitute for Integrative Biology of the Cell (I2BC), Université Paris-Saclay, CEA, CNRS, Université Paris Sud, Gif sur Yvette, France. francois-xavier.barre@i2bc.paris-saclay.fr.
Christophe PossozInstitute for Integrative Biology of the Cell (I2BC), Université Paris-Saclay, CEA, CNRS, Université Paris Sud, Gif sur Yvette, France. christophe.possoz@i2bc.paris-saclay.fr.
Université Paris-Sud · FRInstitut Pasteur · FRRoskilde University · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacterial chromosomes harbour a unique origin of bidirectional replication, oriC. They are almost always circular, with replication terminating in a region diametrically opposite to oriC, the terminus. The oriC-terminus organisation is reflected by the orientation of the genes and by the disposition of DNA-binding protein motifs implicated in the coordination of chromosome replication and segregation with cell division. Correspondingly, the E. coli and B. subtilis model bacteria possess a replication fork trap system, Tus/ter and RTP/ter, respectively, which enforces replication termination in the terminus region. Here, we show that tus and rtp are restricted to four clades of bacteria, suggesting that tus was recently domesticated from a plasmid gene. We further demonstrate that there is no replication fork system in Vibrio cholerae, a bacterium closely related to E. coli. Marker frequency analysis showed that replication forks originating from ectopic origins were not blocked in the terminus region of either of the two V. cholerae chromosomes, but progressed normally until they encountered an opposite fork. As expected, termination synchrony of the two chromosomes is disrupted by these ectopic origins. Finally, we show that premature completion of the primary chromosome replication did not modify the choreography of segregation of its terminus region.

Indexed as

DNA ReplicationBacillus subtilisChromosomes, BacterialDNA, BacterialEscherichia coliGenes, BacterialGenetic MarkersMicroscopy, FluorescenceOrigin Recognition ComplexPhylogenyPlasmidsProtein DomainsSpecies SpecificityVibrio choleraeDNA, BacterialGenetic MarkersOriC chromosomal replication originOrigin Recognition Complex

Identifiers

PMID31165739
PMCPMC6549158
OpenAlexW2948913390

What OpenQuestion holds

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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.