Evidence map›Paper›PMID 31431491›Full record

ReviewThe Journal of general physiology2019

The contribution of voltage clamp fluorometry to the understanding of channel and transporter mechanisms.

John Cowgill, Baron Chanda

Abstract readReview
In one paragraph

Review in The Journal of general physiology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Article
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  11. Flux coupling, not specificity, shapes the transport and phylogeny of SLC6 glycine transporters.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  12. Article
  13. Article
  14. Review
  15. Tracking the motion of the KThe Journal of physiology · 2020
    Article
  16. Mechanism and site of action of big dynorphin on ASIC1a.Proceedings of the National Academy of Sciences of the United States of America · 2020
    Article
  17. Article
  18. 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

2 authors.

John CowgillGraduate Program in Biophysics, University of Wisconsin, Madison, WI.ORCID 0000-0002-7968-8359
Baron ChandaDepartment of Neuroscience, University of Wisconsin, Madison, WI chanda@wisc.edu.ORCID 0000-0003-4954-7034

Funding

Training Program in Translational Cardiovascular Science (TPTCS)T32HL007936 · NHLBI · UNIVERSITY OF WISCONSIN-MADISON · PI Lee Lochbaum Eckhardt, Gail A Robertson · 2001 to 2026
$11.6M
Thermodynamics and Energetics of voltage-gated ion channelsR01NS081293 · NINDS · WASHINGTON UNIVERSITY · PI CHANDA, BARON · 2012 to 2019
$2.9M
Mechanisms of voltage- and ligand-activation in HCN channelsR01NS101723 · NINDS · WASHINGTON UNIVERSITY · PI CHANDA, BARON · 2017 to 2020
$2.0M
Synthetic design of an all-optical electrophysiology systemR21GM131662 · NIGMS · WASHINGTON UNIVERSITY · PI CHANDA, BARON, SCHOMAKER, JENNIFER MARIE · 2019 to 2020
$395k
NHLBI NIH HHS T32 HL007936NIGMS NIH HHS R21 GM131662NINDS NIH HHS R01 NS081293NINDS NIH HHS R01 NS101723
6 · The paper itself

Abstract

Key advances in single particle cryo-EM methods in the past decade have ushered in a resolution revolution in modern biology. The structures of many ion channels and transporters that were previously recalcitrant to crystallography have now been solved. Yet, despite having atomistic models of many complexes, some in multiple conformations, it has been challenging to glean mechanistic insight from these structures. To some extent this reflects our inability to unambiguously assign a given structure to a particular physiological state. One approach that may allow us to bridge this gap between structure and function is voltage clamp fluorometry (VCF). Using this technique, dynamic conformational changes can be measured while simultaneously monitoring the functional state of the channel or transporter. Many of the important papers that have used VCF to probe the gating mechanisms of channels and transporters have been published in the

Indexed as

AnimalsBiological TransportFluorometryIon Channel GatingIon ChannelsPatch-Clamp TechniquesIon Channels

Identifiers

PMID31431491
PMCPMC6785729

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.