Evidence map›Paper›PMID 31197144›Full record

ArticleNature communications2019

Abundance of bacterial Type VI secretion system components measured by targeted proteomics.

Lin Lin, Emmanuelle Lezan, Alexander Schmidt, Marek Basler

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

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  15. Frontiers in cellular and infection microbiology · 2023
    Article
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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.

Lin LinBiozentrum, University of Basel, CH 4056, Basel, Switzerland.
Emmanuelle LezanProteomics Core Facility, Biozentrum, University of Basel, CH 4056, Basel, Switzerland.
Alexander SchmidtProteomics Core Facility, Biozentrum, University of Basel, CH 4056, Basel, Switzerland.ORCID http://orcid.org/0000-0002-3149-2381
Marek BaslerBiozentrum, University of Basel, CH 4056, Basel, Switzerland. marek.basler@unibas.ch.ORCID http://orcid.org/0000-0001-5414-2088

Funding

Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (Swiss National Science Foundation) BSSGI0_155778
6 · The paper itself

Abstract

The Type VI secretion system (T6SS) is important for bacterial competition as well as virulence in many Gram-negative bacteria and its dynamics and regulation varies significantly between species. To gain insights into the mechanisms regulating T6SS assembly, we apply targeted proteomics to determine the abundance of the key T6SS components in Vibrio cholerae, Pseudomonas aeruginosa and Acinetobacter baylyi. We show that while there are species specific exceptions, the abundance of most components is similar in all three bacteria and ranges from less than hundred to tens of thousands of copies per cell. The comparison of T6SS dynamics and protein abundance in V. cholerae grown under various conditions suggests that the critical component TssE and the secreted protein VasX are unstable and this diminishes T6SS assembly when protein synthesis is limited. Our quantitative analysis opens possibilities to build realistic models of T6SS assembly and to identify principles of T6SS regulation in various species.

Indexed as

Bacterial ProteinsGram-Negative BacteriaIsotope LabelingMass SpectrometryProtein StabilityProteomicsType VI Secretion SystemsBacterial ProteinsType VI Secretion Systems

Identifiers

PMID31197144
PMCPMC6565705

What OpenQuestion holds

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LicenceCC BY
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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.