Evidence map›Paper›PMID 17158745›Full record

ArticleGenes & development2006

A dynamic, mitotic-like mechanism for bacterial chromosome segregation.

Michael A Fogel, Matthew K Waldor

Abstract read
In one paragraph

Article in Genes & development, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 142 papers.

0numbers the graph read from it
0cells of the map it votes in
142citing 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

142 citing papers in PubMed.

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  9. VirB, a key transcriptional regulator ofbioRxiv : the preprint server for biology · 2023
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  15. Conformation and dynamic interactions of the multipartite genome inProceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  16. Article
  17. Review
  18. Article
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  20. Article

82 more citing papers are in PubMed but not listed here.

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

2 authors.

Michael A FogelGenetics Program, Tufts University School of Medicine, and Howard Hughes Medical Institute, Boston, Massachusetts 02111, USA.
Matthew K Waldor

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The mechanisms that mediate chromosome segregation in bacteria are poorly understood. Despite evidence of dynamic movement of chromosome regions, to date, mitotic-like mechanisms that act on the bacterial chromosome have not been demonstrated. Here we provide evidence that the Vibrio cholerae ParAI and ParBI proteins are components of an apparatus that pulls the origin region of the large V. cholerae chromosome to the cell pole and anchors it there. ParBI interacts with a conserved origin-proximal, centromere-like site (parSI) that, following chromosome replication, segregates asymmetrically from one pole to the other. While segregating, parSI stretches far away from neighboring chromosomal loci. ParAI forms a dynamic band that extends from the pole to the segregating ParBI/parSI complex. Movement of ParBI/parSI across the cell occurs in concert with ParAI retraction. Deletion of parAI disrupts proper origin localization and segregation dynamics, and parSI no longer separates from nearby regions. These data suggest that ParAI forms a dynamic structure that pulls the ParBI-bound chromosome to the pole in a process analogous to anaphase of eukaryotic mitosis.

Indexed as

Bacterial ProteinsChromosomes, BacterialChromosome SegregationCulture MediaImage Processing, Computer-AssistedLuminescent ProteinsMitosisModels, GeneticPlasmidsTransfectionVibrio choleraeBacterial ProteinsCulture MediaLuminescent Proteinsyellow fluorescent protein, Bacteria

Identifiers

PMID17158745
PMCPMC1686604

What OpenQuestion holds

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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.