Evidence map›Paper›PMID 23583035›Full record

ArticleStructure (London, England : 1993)2013

The glove-like structure of the conserved membrane protein TatC provides insight into signal sequence recognition in twin-arginine translocation.

Sureshkumar Ramasamy, Ravinder Abrol, Christian J M Suloway, William M Clemons

Abstract read
In one paragraph

Article in Structure (London, England : 1993), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing 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

46 citing papers in PubMed.

  1. Article
  2. Review
  3. The mechanism of Tat-dependent protein translocation.Microbial cell (Graz, Austria) · 2026
    Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Bcs1, a novel target for fungicide.Frontiers in chemistry · 2023
    Review
  10. Article
  11. Review
  12. Article
  13. Review
  14. Review
  15. Review
  16. Article
  17. Article
  18. Article
  19. Review
  20. 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.

Sureshkumar RamasamyDivision of Chemistry and Chemical Engineering, California Institute of Technology, Pasadena, CA 91125, USA.
Ravinder Abrol
Christian J M Suloway
William M Clemons

Funding

NIH Pioneer AwardDP1GM105385 · NIGMS · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI CLEMONS, WILLIAM M. · 2012 to 2015
$3.3M
NIH Pioneer AwardDP1OD008304 · OD · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI CLEMONS, WILLIAM M. · 2011 to 2011
$820k
NIGMS NIH HHS DP1 GM105385NIH HHS 1DP1OD008304-01NIH HHS DP1 OD008304Wellcome Trust
6 · The paper itself

Abstract

In bacteria, two signal-sequence-dependent secretion pathways translocate proteins across the cytoplasmic membrane. Although the mechanism of the ubiquitous general secretory pathway is becoming well understood, that of the twin-arginine translocation pathway, responsible for translocation of folded proteins across the bilayer, is more mysterious. TatC, the largest and most conserved of three integral membrane components, provides the initial binding site of the signal sequence prior to pore assembly. Here, we present two crystal structures of TatC from the thermophilic bacteria Aquifex aeolicus at 4.0 Å and 6.8 Å resolution. The membrane architecture of TatC includes a glove-shaped structure with a lipid-exposed pocket predicted by molecular dynamics to distort the membrane. Correlating the biochemical literature to these results suggests that the signal sequence binds in this pocket, leading to structural changes that facilitate higher order assemblies.

Indexed as

Amino Acid SequenceArginineBacteriaBacterial ProteinsBinding SitesMembrane Transport ProteinsMolecular Sequence DataProtein FoldingProtein Sorting SignalsArginineBacterial ProteinsMembrane Transport ProteinsProtein Sorting Signals

Identifiers

PMID23583035
PMCPMC3653977

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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.