Evidence map›Paper›PMID 31363069›Full record

ArticleScience signaling2019

Noncompetitive inhibitors of TNFR1 probe conformational activation states.

Chih Hung Lo, Tory M Schaaf, Benjamin D Grant, Colin Kin-Wye Lim, Prachi Bawaskar, Courtney C Aldrich, David D Thomas, Jonathan N Sachs

Abstract read
In one paragraph

Article in Science signaling, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

34 citing papers in PubMed.

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  9. Peptide-based allosteric inhibitor targets TNFR1 conformationally active region and disables receptor-ligand signaling complex.Proceedings of the National Academy of Sciences of the United States of America · 2024
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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

8 authors.

Chih Hung LoDepartment of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA.ORCID 0000-0003-2717-4484
Tory M SchaafDepartment of Biochemistry, Molecular Biology, and Biophysics, University of Minnesota, Minneapolis, MN 55455, USA.
Benjamin D GrantFluorescence Innovations Inc., Minneapolis, MN 55414, USA.
Colin Kin-Wye LimDepartment of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA.
Prachi BawaskarDepartment of Biochemistry, Molecular Biology, and Biophysics, University of Minnesota, Minneapolis, MN 55455, USA.
Courtney C AldrichDepartment of Medicinal Chemistry, University of Minnesota, Minneapolis, MN 55455, USA.ORCID 0000-0001-9261-594X
David D ThomasDepartment of Biochemistry, Molecular Biology, and Biophysics, University of Minnesota, Minneapolis, MN 55455, USA.
Jonathan N SachsDepartment of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA. jnsachs@umn.edu.ORCID 0000-0003-1403-5960

Funding

Structural Dynamics of Muscle Calcium ATPase RegulationR01GM027906 · NIGMS · UNIVERSITY OF MINNESOTA TWIN CITIES · PI THOMAS, DAVID D · 1985 to 2016
$8.6M
Structural Dynamics of Muscle ContractionR01AR032961 · NIAMS · UNIVERSITY OF MINNESOTA TWIN CITIES · PI THOMAS, DAVID D · 1986 to 2018
$8.0M
Training Research Educators in Minnesota (TREM) whilst increasing diversityK12GM119955 · NIGMS · UNIVERSITY OF MINNESOTA · PI David Irwin Greenstein, Julia Willett · 2017 to 2026
$6.5M
Site-Directed Oxidative Modification of Muscle Protein Structural DynamicsR37AG026160 · NIA · UNIVERSITY OF MINNESOTA · PI THOMAS, DAVID D · 2011 to 2020
$4.5M
Calcium Pump Activators for Heart Failure TherapyR01HL129814 · NHLBI · UNIVERSITY OF MINNESOTA · PI THOMAS, DAVID D · 2015 to 2018
$3.2M
Protein Oxidation, Structure, &Function in Aging MuscleR01AG026160 · NIA · UNIVERSITY OF MINNESOTA TWIN CITIES · PI THOMAS, DAVID D · 2004 to 2008
$2.2M
Understanding the structural dynamics of TNF receptorsR35GM131814 · NIGMS · UNIVERSITY OF MINNESOTA · PI SACHS, JONATHAN N · 2019 to 2023
$2.0M
Live-Cell Fluorescence Lifetime FRET Assays for HTSR42DA037622 · NIDA · FLUORESCENCE INNOVATIONS, INC. · PI GILLISPIE, GREGORY DAVID · 2015 to 2016
$1.5M
Dynamics of transmembrane dimers in TNF-Receptors by EPR and molecular simulationR01GM107175 · NIGMS · UNIVERSITY OF MINNESOTA · PI SACHS, JONATHAN N · 2014 to 2017
$1.3M
Biacore T200 surface plasmon resonance instrumentS10OD021539 · OD · UNIVERSITY OF MINNESOTA · PI HAWKINSON, JON E · 2016 to 2016
$344k
NHLBI NIH HHS R01 HL129814NIAMS NIH HHS R01 AR032961NIA NIH HHS R01 AG026160NIA NIH HHS R37 AG026160NIDA NIH HHS R42 DA037622NIGMS NIH HHS K12 GM119955NIGMS NIH HHS R01 GM027906NIGMS NIH HHS R01 GM107175NIGMS NIH HHS R35 GM131814NIH HHS S10 OD021539
6 · The paper itself

Abstract

Tumor necrosis factor receptor 1 (TNFR1) is a central mediator of the inflammatory pathway and is associated with several autoimmune diseases such as rheumatoid arthritis. A revision to the canonical model of TNFR1 activation suggests that activation involves conformational rearrangements of preassembled receptor dimers. Here, we identified small-molecule allosteric inhibitors of TNFR1 activation and probed receptor dimerization and function. Specifically, we used a fluorescence lifetime-based high-throughput screen and biochemical, biophysical, and cellular assays to identify small molecules that noncompetitively inhibited the receptor without reducing ligand affinity or disrupting receptor dimerization. We also found that residues in the ligand-binding loop that are critical to the dynamic coupling between the extracellular and the transmembrane domains played a key gatekeeper role in the conformational dynamics associated with signal propagation. Last, using a simple structure-activity relationship analysis, we demonstrated that these newly found molecules could be further optimized for improved potency and specificity. Together, these data solidify and deepen the new model for TNFR1 activation.

Indexed as

Protein MultimerizationHEK293 CellsHumansProtein DomainsProtein Structure, QuaternaryReceptors, Tumor Necrosis Factor, Type IReceptors, Tumor Necrosis Factor, Type I

Identifiers

PMID31363069
PMCPMC7008598

What OpenQuestion holds

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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.