Evidence map›Paper›PMID 32198394›Full record

ArticleNature communications2020

The mechanism of a high-affinity allosteric inhibitor of the serotonin transporter.

Per Plenge, Ara M Abramyan, Gunnar Sørensen, Arne Mørk, Pia Weikop, Ulrik Gether, Benny Bang-Andersen, Lei Shi, Claus J Loland

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

33 citing papers in PubMed, 48 citations in OpenAlex.

  1. Review
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  14. Dynamic extracellular vestibule of human SERT: Unveiling druggable potential with high-affinity allosteric inhibitors.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  15. Review
  16. Persistent binding at dopamine transporters determines sustained psychostimulant effects.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  17. Review
  18. Article
  19. Unravelling the Turn-On Fluorescence Mechanism of a Fluorescein-Based Probe in GABAAngewandte Chemie (Weinheim an der Bergstrasse, Germany) · 2022
    Article
  20. Unravelling the Turn-On Fluorescence Mechanism of a Fluorescein-Based Probe in GABAAngewandte Chemie (International ed. in English) · 2022
    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

9 authors at 3 institutions in 2 countries.

Per Plenge *Laboratory for Membrane Protein Dynamics. Department of Neuroscience, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Ara M Abramyan *Computational Chemistry and Molecular Biophysics Unit, Molecular Targets and Medications Discovery Branch, National Institute on Drug Abuse-Intramural Research Program, National Institutes of Health, Baltimore, MD, USA.
Gunnar SørensenLundbeck Research, H. Lundbeck A/S, Copenhagen, Denmark.ORCID http://orcid.org/0000-0002-2747-3874
Arne MørkLundbeck Research, H. Lundbeck A/S, Copenhagen, Denmark.
Pia WeikopLaboratory of Neuropsychiatry, Psychiatric Centre Copenhagen, University of Copenhagen, Copenhagen, Denmark.ORCID http://orcid.org/0000-0002-8422-1702
Ulrik GetherDepartment of Neuroscience, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.ORCID http://orcid.org/0000-0002-0020-3807
Benny Bang-AndersenLundbeck Research, H. Lundbeck A/S, Copenhagen, Denmark. BAN@Lundbeck.com.ORCID http://orcid.org/0000-0001-5150-7168
Lei ShiComputational Chemistry and Molecular Biophysics Unit, Molecular Targets and Medications Discovery Branch, National Institute on Drug Abuse-Intramural Research Program, National Institutes of Health, Baltimore, MD, USA. lei.shi2@nih.gov.ORCID http://orcid.org/0000-0002-4137-096X
Claus J LolandLaboratory for Membrane Protein Dynamics. Department of Neuroscience, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark. cllo@sund.ku.dk.ORCID http://orcid.org/0000-0002-1773-1446
University of Copenhagen · DKLundbeck (Denmark) · DKNational Institutes of Health · US

Funding

Structural basis for the functions of dopamine receptors, neurotransmitter transporters, and sigma 1 receptorZIADA000606 · NIDA · NATIONAL INSTITUTE ON DRUG ABUSE · PI SHI, LEI · 2015 to 2025
$20.5M
6 · The paper itself

Abstract

The serotonin transporter (SERT) terminates serotonin signaling by rapid presynaptic reuptake. SERT activity is modulated by antidepressants, e.g., S-citalopram and imipramine, to alleviate symptoms of depression and anxiety. SERT crystal structures reveal two S-citalopram binding pockets in the central binding (S1) site and the extracellular vestibule (S2 site). In this study, our combined in vitro and in silico analysis indicates that the bound S-citalopram or imipramine in S1 is allosterically coupled to the ligand binding to S2 through altering protein conformations. Remarkably, SERT inhibitor Lu AF60097, the first high-affinity S2-ligand reported and characterized here, allosterically couples the ligand binding to S1 through a similar mechanism. The SERT inhibition by Lu AF60097 is demonstrated by the potentiated imipramine binding and increased hippocampal serotonin level in rats. Together, we reveal a S1-S2 coupling mechanism that will facilitate rational design of high-affinity SERT allosteric inhibitors.

Indexed as

Allosteric RegulationAllosteric SiteAnimalsAntidepressive AgentsCitalopramDrug DevelopmentGenetic EngineeringImipramineLigandsMolecular Docking SimulationMutagenesis, Site-DirectedProtein ConformationRatsSelective Serotonin Reuptake InhibitorsSerotoninSerotonin Plasma Membrane Transport ProteinsAntidepressive AgentsCitalopramImipramineLigandsSelective Serotonin Reuptake InhibitorsSerotoninSerotonin Plasma Membrane Transport Proteins

Identifiers

PMID32198394
PMCPMC7083837
OpenAlexW3011538611

What OpenQuestion holds

Textmetadata
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.