Evidence map›Paper›PMID 19734305›Full record

ArticleJournal of bacteriology2010

Polar positioning of a conjugation protein from the integrative and conjugative element ICEBs1 of Bacillus subtilis.

Melanie B Berkmen, Catherine A Lee, Emma-Kate Loveday, Alan D Grossman

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
3.9field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 51 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Melanie B BerkmenDepartment of Biology, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.
Catherine A Lee
Emma-Kate Loveday
Alan D Grossman
Massachusetts Institute of Technology · USSuffolk University · US

Funding

QUORUM SENSING AND GENE EXPRESSION IN BACILLUS SUBTILISR01GM050895 · NIGMS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI GROSSMAN, ALAN D · 1994 to 2017
$5.6M
NIGMS NIH HHS GM50895NIGMS NIH HHS R01 GM050895
6 · The paper itself

Abstract

ICEBs1 is an integrative and conjugative element found in the chromosome of Bacillus subtilis. ICEBs1 encodes functions needed for its excision and transfer to recipient cells. We found that the ICEBs1 gene conE (formerly yddE) is required for conjugation and that conjugative transfer of ICEBs1 requires a conserved ATPase motif of ConE. ConE belongs to the HerA/FtsK superfamily of ATPases, which includes the well-characterized proteins FtsK, SpoIIIE, VirB4, and VirD4. We found that a ConE-GFP (green fluorescent protein) fusion associated with the membrane predominantly at the cell poles in ICEBs1 donor cells. At least one ICEBs1 product likely interacts with ConE to target it to the membrane and cell poles, as ConE-GFP was dispersed throughout the cytoplasm in a strain lacking ICEBs1. We also visualized the subcellular location of ICEBs1. When integrated in the chromosome, ICEBs1 was located near midcell along the length of the cell, a position characteristic of that chromosomal region. Following excision, ICEBs1 was more frequently found near a cell pole. Excision of ICEBs1 also caused altered positioning of at least one component of the replisome. Taken together, our findings indicate that ConE is a critical component of the ICEBs1 conjugation machinery, that conjugative transfer of ICEBs1 from B. subtilis likely initiates at a donor cell pole, and that ICEBs1 affects the subcellular position of the replisome.

Indexed as

Bacillus subtilisBacterial ProteinsCell PolarityDNA, BacterialDNA Transposable ElementsGenes, BacterialGenetic Complementation TestGreen Fluorescent ProteinsMicroscopy, FluorescenceModels, GeneticRecombinant Fusion ProteinsBacterial ProteinsDNA, BacterialDNA Transposable ElementsGreen Fluorescent ProteinsRecombinant Fusion Proteins

Identifiers

PMID19734305
PMCPMC2798270
OpenAlexW2141736558

What OpenQuestion holds

Textmetadata
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.