Evidence map›Paper›PMID 23457643›Full record

ArticlePloS one2013

Regulation of the membrane insertion and conductance activity of the metamorphic chloride intracellular channel protein CLIC1 by cholesterol.

Stella M Valenzuela, Heba Alkhamici, Louise J Brown, Oscar C Almond, Sophia C Goodchild, Sonia Carne, Paul M G Curmi, Stephen A Holt, Bruce A Cornell

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 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Biomolecules · 2023
    Article
  5. Article
  6. Article
  7. Article
  8. Membrane Transport Proteins in Osteoclasts: The Ins and Outs.Frontiers in cell and developmental biology · 2021
    Review
  9. Article
  10. Microsecond-timescale simulations suggest 5-HT-mediated preactivation of the 5-HTProceedings of the National Academy of Sciences of the United States of America · 2020
    Article
  11. Review
  12. Review
  13. Article
  14. Review
  15. Article
  16. Article
  17. Article
  18. Article
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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

9 authors.

Stella M ValenzuelaSchool of Medical and Molecular Biosciences, University of Technology Sydney, Sydney, New South Wales, Australia. Stella.Valenzuela@uts.edu.au
Heba Alkhamici
Louise J Brown
Oscar C Almond
Sophia C Goodchild
Sonia Carne
Paul M G Curmi
Stephen A Holt
Bruce A Cornell

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Chloride Intracellular ion channel protein CLIC1 has the ability to spontaneously insert into lipid membranes from a soluble, globular state. The precise mechanism of how this occurs and what regulates this insertion is still largely unknown, although factors such as pH and redox environment are known contributors. In the current study, we demonstrate that the presence and concentration of cholesterol in the membrane regulates the spontaneous insertion of CLIC1 into the membrane as well as its ion channel activity. The study employed pressure versus area change measurements of Langmuir lipid monolayer films; and impedance spectroscopy measurements using tethered bilayer membranes to monitor membrane conductance during and following the addition of CLIC1 protein. The observed cholesterol dependent behaviour of CLIC1 is highly reminiscent of the cholesterol-dependent-cytolysin family of bacterial pore-forming proteins, suggesting common regulatory mechanisms for spontaneous protein insertion into the membrane bilayer.

Indexed as

Bacterial ToxinsCell MembraneChloride ChannelsCholesterolHeat-Shock ProteinsHemolysin ProteinsHumansLipid BilayersBacterial ToxinsChloride ChannelsCholesterolCLIC1 protein, humanHeat-Shock ProteinsHemolysin ProteinshlyA protein, Listeria monocytogenesLipid Bilayers

Identifiers

PMID23457643
PMCPMC3572944

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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.