Evidence map›Paper›PMID 26549743›Full record

ArticleEnvironmental microbiology reports2016

The Pseudomonas aeruginosa AmrZ C-terminal domain mediates tetramerization and is required for its activator and repressor functions.

Binjie Xu, Yue Ju, Randal J Soukup, Deborah M Ramsey, Richard Fishel, Vicki H Wysocki, Daniel J Wozniak

Abstract read
In one paragraph

Article in Environmental microbiology reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Article
  2. Article
  3. Microbiology (Reading, England) · 2026
    Article
  4. Review
  5. Adaption ofMicroorganisms · 2023
    Review
  6. Article
  7. Genetic Regulation of Alginate Production inFrontiers in microbiology · 2022
    Review
  8. Article
  9. Article
  10. Biofilm dispersion.Nature reviews. Microbiology · 2020
    Review
  11. Article
  12. Article
  13. Article
  14. 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

7 authors.

Binjie XuDepartment of Microbiology, The Ohio State University, Columbus, OH, 43210, USA.ORCID http://orcid.org/0000-0002-9652-7813
Yue JuDepartment of Chemistry and Biochemistry, The Ohio State University, Columbus, OH, 43210, USA.
Randal J SoukupMolecular, Cellular and Developmental Biology Graduate Program, The Ohio State University, Columbus, OH, 43210, USA.
Deborah M RamseyDepartment of Microbiology and Immunology, Wake Forest School of Medicine, Winston-Salem, NC, 27157, USA.
Richard FishelMolecular Virology, Immunology, and Medical Genetics, The Ohio State University Wexner Medical Center and Comprehensive Cancer Center, The Ohio State University, Columbus, OH, 43210, USA.
Vicki H WysockiDepartment of Chemistry and Biochemistry, The Ohio State University, Columbus, OH, 43210, USA.
Daniel J WozniakDepartment of Microbiology, The Ohio State University, Columbus, OH, 43210, USA.

Funding

Recombination/Repair Complex in Human CellsR01GM080176 · NIGMS · OHIO STATE UNIVERSITY · PI FISHEL, RICHARD · 2006 to 2015
$3.2M
Biofilms and Immunity in Chronic WoundsR01NR013898 · NINR · OHIO STATE UNIVERSITY · PI SEN, CHANDAN K, WOZNIAK, DANIEL J · 2012 to 2016
$2.1M
Pseudomonas biofilms and immunityR01AI097511 · NIAID · OHIO STATE UNIVERSITY · PI WOZNIAK, DANIEL J · 2013 to 2017
$1.9M
NIAID NIH HHS AI097511NIAID NIH HHS R01 AI097511NIGMS NIH HHS R01 GM080176NINR NIH HHS NR013898NINR NIH HHS R01 NR013898
6 · The paper itself

Abstract

Pseudomonas aeruginosa is an important bacterial opportunistic pathogen, presenting a significant threat towards individuals with underlying diseases such as cystic fibrosis. The transcription factor AmrZ regulates expression of multiple P. aeruginosa virulence factors. AmrZ belongs to the ribbon-helix-helix protein superfamily, in which many members function as dimers, yet others form higher order oligomers. In this study, four independent approaches were undertaken and demonstrated that the primary AmrZ form in solution is tetrameric. Deletion of the AmrZ C-terminal domain leads to loss of tetramerization and reduced DNA binding to both activated and repressed target promoters. Additionally, the C-terminal domain is essential for efficient AmrZ-mediated activation and repression of its targets.

Indexed as

Gene Expression Regulation, BacterialProtein MultimerizationDNA, BacterialProtein BindingProtein Interaction Domains and MotifsPseudomonas aeruginosaSequence DeletionSpectrometry, Mass, Electrospray IonizationTranscription FactorsVirulence FactorsDNA, BacterialTranscription FactorsVirulence Factors

Identifiers

PMID26549743
PMCPMC4769699

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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.