Evidence map›Paper›PMID 23469198›Full record

ArticlePloS one2013

The PPE domain of PPE17 is responsible for its surface localization and can be used to express heterologous proteins on the mycobacterial surface.

Valentina Donà, Marcello Ventura, Michela Sali, Alessandro Cascioferro, Roberta Provvedi, Giorgio Palù, Giovanni Delogu, Riccardo Manganelli

Abstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. The PE/PPE family proteins ofFrontiers in immunology · 2025
    Review
  2. Article
  3. Article
  4. Article
  5. The Journal of biological chemistry · 2018
    Article
  6. Article
  7. Review
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. 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

8 authors.

Valentina DonàDepartment of Molecular Medicine, University of Padua, Padua, Italy.
Marcello Ventura
Michela Sali
Alessandro Cascioferro
Roberta Provvedi
Giorgio Palù
Giovanni Delogu
Riccardo Manganelli

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

PPE represent a peculiar family of mycobacterial proteins characterized by a 180 aminoacids conserved N-terminal domain. Several PPE genes are co-transcribed with a gene encoding for a protein belonging to another family of mycobacterial specific proteins named PE. Only one PE-PPE couple has been extensively characterized so far (PE25-PPE41) and it was shown that these two proteins form a heterodimer and that this interaction is essential for PPE41 stability and translocation through the mycobacterial cell wall. In this study we characterize the PE11-PPE17 couple. In contrast with what was found for PE25-PPE41, we show that PPE17 is not secreted but surface exposed. Moreover, we demonstrate that the presence of PE11 is not necessary for PPE17 stability or for its localization on the mycobacterial surface. Finally, we show that the PPE domain of PPE17 targets the mycobacterial cell wall and that this domain can be used as a fusion partner to expose heterologous proteins on the mycobacterial surface.

Indexed as

Antigens, BacterialBacterial ProteinsBinding SitesCell WallGene ExpressionMycobacterium bovisMycobacterium smegmatisMycobacterium tuberculosisProtein BindingProtein StabilityProtein Structure, TertiaryProtein TransportAntigens, BacterialBacterial ProteinsRv1168c protein, Mycobacterium tuberculosis

Identifiers

PMID23469198
PMCPMC3586085

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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.