Evidence map›Paper›PMID 38225355›Full record

ArticleEMBO reports2024

Molecular details of ruthenium red pore block in TRPV channels.

Ruth A Pumroy, José J De Jesús-Pérez, Anna D Protopopova, Julia A Rocereta, Edwin C Fluck, Tabea Fricke, Bo-Hyun Lee, Tibor Rohacs, Andreas Leffler, Vera Moiseenkova-Bell

Open access · diamondAbstract read
In one paragraph

Article in EMBO reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
9.4field-weighted citation impact, top 1% of its field
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

16 citing papers in PubMed, 27 citations in OpenAlex.

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  13. Reversible CaUltrasonics sonochemistry · 2025
    Article
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  15. Article
  16. Structural mechanism of TRPV5 inhibition by econazole.Structure (London, England : 1993) · 2024
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 3 institutions in 3 countries.

Ruth A Pumroy *Department of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.
José J De Jesús-Pérez *Department of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.
Anna D Protopopova *Department of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.
Julia A RoceretaDepartment of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.
Edwin C FluckDepartment of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.
Tabea FrickeInstitute for Neurophysiology, Hannover Medical School, 30625, Hannover, Germany.ORCID http://orcid.org/0009-0002-0958-1895
Bo-Hyun LeeDepartment of Physiology and Convergence Medical Science, Institute of Health Sciences, Gyeongsang National University Medical School, Jinju, Korea.
Tibor RohacsDepartment of Pharmacology, Physiology and Neuroscience, New Jersey Medical School, Rutgers University, Newark, NJ, 07103, USA.ORCID http://orcid.org/0000-0003-3580-2575
Andreas LefflerInstitute for Neurophysiology, Hannover Medical School, 30625, Hannover, Germany.ORCID http://orcid.org/0000-0003-1121-6387
Vera Moiseenkova-BellDepartment of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA. vmb@pennmedicine.upenn.edu.ORCID http://orcid.org/0000-0002-0589-4053
Translational Therapeutics (United States) · USMedizinische Hochschule Hannover · DERutgers, The State University of New Jersey · US

Funding

PREDOCTORAL TRAINING PROGRAM IN PHARMACOLOGYT32GM008076 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI BLENDY, JULIE A · 1985 to 2023
$10.8M
Regulation of the Intestinal Ca2+ Channels TRPV6R01GM093290 · NIGMS · UNIV OF MED/DENT OF NJ-NJ MEDICAL SCHOOL · PI CARNEVALE, VINCENZO, ROHACS, TIBOR · 2011 to 2025
$4.9M
Structure and Function of TRPV channelsR35GM144120 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI Vera Moiseenkova-Bell · 2022 to 2026
$4.2M
HHS | National Institutes of Health (NIH) R01GM093290HHS | National Institutes of Health (NIH) R35GM144120NIGMS NIH HHS R01 GM093290NIGMS NIH HHS R35 GM144120NIGMS NIH HHS T32 GM008076
6 · The paper itself

Abstract

Transient receptor potential vanilloid (TRPV) channels play a critical role in calcium homeostasis, pain sensation, immunological response, and cancer progression. TRPV channels are blocked by ruthenium red (RR), a universal pore blocker for a wide array of cation channels. Here we use cryo-electron microscopy to reveal the molecular details of RR block in TRPV2 and TRPV5, members of the two TRPV subfamilies. In TRPV2 activated by 2-aminoethoxydiphenyl borate, RR is tightly coordinated in the open selectivity filter, blocking ion flow and preventing channel inactivation. In TRPV5 activated by phosphatidylinositol 4,5-bisphosphate, RR blocks the selectivity filter and closes the lower gate through an interaction with polar residues in the pore vestibule. Together, our results provide a detailed understanding of TRPV subfamily pore block, the dynamic nature of the selectivity filter and allosteric communication between the selectivity filter and lower gate.

Indexed as

Antineoplastic AgentsTransient Receptor Potential ChannelsCalciumCryoelectron MicroscopyRuthenium RedTRPV Cation ChannelsAntineoplastic AgentsCalciumRuthenium RedTransient Receptor Potential ChannelsTRPV Cation ChannelsChannel Activation and BlockingCryo-Electron MicroscopyPore BlockerRuthenium RedTRPV Channels

Identifiers

PMID38225355
PMCPMC10897480
OpenAlexW4390886025

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.