Evidence map›Paper›PMID 26793169›Full record

ArticleFrontiers in microbiology2015

Global Regulation of Gene Expression by the MafR Protein of Enterococcus faecalis.

Sofía Ruiz-Cruz, Manuel Espinosa, Oliver Goldmann, Alicia Bravo

Open access · goldAbstract read
In one paragraph

Article in Frontiers in microbiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.5field-weighted citation impact, top 12% 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

19 citing papers in PubMed, 25 citations in OpenAlex.

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  8. Where to From Here?Frontiers in molecular biosciences · 2022
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  9. PRD-Containing Virulence Regulators (PCVRs) in Pathogenic Bacteria.Frontiers in cellular and infection microbiology · 2021
    Review
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  16. Characterization of biofilm formation byJournal of medical microbiology · 2018
    Article
  17. Review
  18. Article
  19. MgaFrontiers in molecular biosciences · 2016
    Article
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 3 institutions in 2 countries.

Sofía Ruiz-CruzCentro de Investigaciones Biológicas, Consejo Superior de Investigaciones Científicas Madrid, Spain.
Manuel EspinosaCentro de Investigaciones Biológicas, Consejo Superior de Investigaciones Científicas Madrid, Spain.
Oliver GoldmannInfection Immunology Research Group, Helmholtz Centre for Infection Research Braunschweig, Germany.
Alicia BravoCentro de Investigaciones Biológicas, Consejo Superior de Investigaciones Científicas Madrid, Spain.
Centro de Investigaciones Biológicas Margarita Salas · ESConsejo Superior de Investigaciones Científicas · ESHelmholtz Centre for Infection Research · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Enterococcus faecalis is a natural inhabitant of the human gastrointestinal tract. However, as an opportunistic pathogen, it is able to colonize other host niches and cause life-threatening infections. Its adaptation to new environments involves global changes in gene expression. The EF3013 gene (here named mafR) of E. faecalis strain V583 encodes a protein (MafR, 482 residues) that has sequence similarity to global response regulators of the Mga/AtxA family. The enterococcal OG1RF genome also encodes the MafR protein (gene OG1RF_12293). In this work, we have identified the promoter of the mafR gene using several in vivo approaches. Moreover, we show that MafR influences positively the transcription of many genes on a genome-wide scale. The most significant target genes encode components of PTS-type membrane transporters, components of ABC-type membrane transporters, and proteins involved in the metabolism of carbon sources. Some of these genes were previously reported to be up-regulated during the growth of E. faecalis in blood and/or in human urine. Furthermore, we show that a mafR deletion mutant strain induces a significant lower degree of inflammation in the peritoneal cavity of mice, suggesting that enterococcal cells deficient in MafR are less virulent. Our work indicates that MafR is a global transcriptional regulator. It might facilitate the adaptation of E. faecalis to particular host niches and, therefore, contribute to its potential virulence.

Indexed as

carbon sourcesEnterococcus faecalisgene expressionglobal regulatorsmice peritonitis

Identifiers

PMID26793169
PMCPMC4707282
OpenAlexW2228985704

What OpenQuestion holds

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LicenceCC BY
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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.