Evidence map›Paper›PMID 32738086›Full record

ArticleMolecular microbiology2020

Protein interactions within and between two F-type type IV secretion systems.

Birgit Koch, Melanie M Callaghan, Jonathan Tellechea-Luzardo, Ami Y Seeger, Joseph P Dillard, Natalio Krasnogor

Open access · hybridAbstract read
In one paragraph

Article in Molecular microbiology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

10 citing papers in PubMed, 16 citations in OpenAlex.

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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

6 authors at 2 institutions in 2 countries.

Birgit KochInterdisciplinary Computing and Complex BioSystems (ICOS), School of Computing Science, Newcastle University, Newcastle upon Tyne, UK.ORCID 0000-0002-4006-2690
Melanie M CallaghanDepartment of Medical Microbiology and Immunology, University of Wisconsin-Madison, Madison, WI, USA.ORCID 0000-0002-3755-1979
Jonathan Tellechea-LuzardoInterdisciplinary Computing and Complex BioSystems (ICOS), School of Computing Science, Newcastle University, Newcastle upon Tyne, UK.ORCID 0000-0003-2198-4558
Ami Y SeegerDepartment of Medical Microbiology and Immunology, University of Wisconsin-Madison, Madison, WI, USA.
Joseph P DillardDepartment of Medical Microbiology and Immunology, University of Wisconsin-Madison, Madison, WI, USA.ORCID 0000-0003-1711-7670
Natalio KrasnogorInterdisciplinary Computing and Complex BioSystems (ICOS), School of Computing Science, Newcastle University, Newcastle upon Tyne, UK.ORCID 0000-0002-2651-4320
Newcastle University · GBUniversity of Wisconsin–Madison · US

Funding

Type IV Secretion by Neisseria gonorrhoeaeR01AI047958 · NIAID · UNIVERSITY OF WISCONSIN-MADISON · PI DILLARD, JOSEPH P · 2002 to 2019
$5.0M
NIAID NIH HHS R01 AI047958
6 · The paper itself

Abstract

Bacterial type IV secretion systems (T4SSs) can mediate conjugation. The T4SS from Neisseria gonorrhoeae possesses the unique ability to mediate DNA secretion into the extracellular environment. The N. gonorrhoeae T4SS can be grouped with F-type conjugative T4SSs based on homology. We tested 17 proteins important for DNA secretion by N. gonorrhoeae for protein interactions. The BACTH-TM bacterial two-hybrid system was successfully used to study periplasmic interactions. By determining if the same interactions were observed for F-plasmid T4SS proteins and when one interaction partner was replaced by the corresponding protein from the other T4SS, we aimed to identify features associated with the unique function of the N. gonorrhoeae T4SS as well as generic features of F-type T4SSs. For both systems, we observed already described interactions shared by homologs from other T4SSs as well as new and described interactions between F-type T4SS-specific proteins. Furthermore, we demonstrate, for the first-time, interactions between proteins with homology to the conserved T4SS outer membrane core proteins and F-type-specific proteins and we confirmed two of them by co-purification. The F-type-specific protein TraH

Indexed as

Bacterial ProteinsConjugation, GeneticDNADNA, BacterialMembrane ProteinsNeisseria gonorrhoeaeType IV Secretion SystemsBacterial ProteinsDNADNA, BacterialMembrane ProteinsType IV Secretion SystemsE. coliF-plasmidN. gonorrhoeaeprotein-protein interactionstwo-hybridtype IV secretion systems

Identifiers

PMID32738086
PMCPMC8015186
OpenAlexW3046697177

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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.