Evidence map›Paper›PMID 25393010›Full record

ArticlePLoS genetics2014

ATPase-independent type-III protein secretion in Salmonella enterica.

Marc Erhardt, Max E Mertens, Florian D Fabiani, Kelly T Hughes

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers.

0numbers the graph read from it
0cells of the map it votes in
53citing papers in PubMed
7.1field-weighted citation impact, top 3% 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

53 citing papers in PubMed, 89 citations in OpenAlex.

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  6. Bacterial motility depends on a critical flagellum length and energy-optimized assembly.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  16. Microbiota-derived metabolites inhibitProceedings of the National Academy of Sciences of the United States of America · 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

4 authors at 2 institutions in 2 countries.

Marc ErhardtJunior Research Group Infection Biology of Salmonella, Helmholtz Centre for Infection Research, Braunschweig, Germany.
Max E MertensDepartment of Biology, University of Utah, Salt Lake City, Utah, United States of America.
Florian D FabianiJunior Research Group Infection Biology of Salmonella, Helmholtz Centre for Infection Research, Braunschweig, Germany.
Kelly T HughesDepartment of Biology, University of Utah, Salt Lake City, Utah, United States of America.
Helmholtz Centre for Infection Research · DEUniversity of Utah · US

Funding

Coupling gene regulation to flagellar morphogenesisR01GM056141 · NIGMS · UNIVERSITY OF WASHINGTON · PI HUGHES, KELLY T · 1998 to 2023
$8.3M
NIGMS NIH HHS GM056141NIGMS NIH HHS R01 GM056141
6 · The paper itself

Abstract

Type-III protein secretion systems are utilized by gram-negative pathogens to secrete building blocks of the bacterial flagellum, virulence effectors from the cytoplasm into host cells, and structural subunits of the needle complex. The flagellar type-III secretion apparatus utilizes both the energy of the proton motive force and ATP hydrolysis to energize substrate unfolding and translocation. We report formation of functional flagella in the absence of type-III ATPase activity by mutations that increased the proton motive force and flagellar substrate levels. We additionally show that increased proton motive force bypassed the requirement of the Salmonella pathogenicity island 1 virulence-associated type-III ATPase for secretion. Our data support a role for type-III ATPases in enhancing secretion efficiency under limited secretion substrate concentrations and reveal the dispensability of ATPase activity in the type-III protein export process.

Indexed as

Adenosine TriphosphatasesFlagellaGenomic IslandsMutationProton-Motive ForceSalmonella entericaVirulence FactorsAdenosine TriphosphatasesVirulence Factors

Identifiers

PMID25393010
PMCPMC4230889
OpenAlexW2037300459

What OpenQuestion holds

Textmetadata
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.