Evidence map›Paper›PMID 36042314›Full record

ArticleNature neuroscience2022

Pathological structural conversion of α-synuclein at the mitochondria induces neuronal toxicity.

Minee L Choi, Alexandre Chappard, Bhanu P Singh, Catherine Maclachlan, Margarida Rodrigues, Evgeniya I Fedotova, Alexey V Berezhnov, Suman De, Christopher J Peddie, Dilan Athauda and 20 more

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in Nature neuroscience, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 135 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
135citing papers in PubMed, 1 pooled it
26.9field-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

135 citing papers in PubMed, 1 synthesis or guideline pooled it, 230 citations in OpenAlex.

  1. Pooled it
  2. Article
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  4. Cellular and systemic modifiers of alpha-synuclein proteostasis.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2026
    Review
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  13. HM568 Enhances NADMolecular neurobiology · 2026
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75 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

30 authors at 9 institutions in 4 countries.

Minee L ChoiDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.ORCID http://orcid.org/0000-0001-9414-8214
Alexandre ChappardEaStCHEM School of Chemistry, University of Edinburgh, Edinburgh, UK.ORCID http://orcid.org/0000-0002-9522-2575
Bhanu P SinghEaStCHEM School of Chemistry, University of Edinburgh, Edinburgh, UK.
Catherine MaclachlanThe Francis Crick Institute, London, UK.
Margarida RodriguesDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Evgeniya I FedotovaInstitute of Cell Biophysics, Russian Academy of Sciences, Pushchino, Russia.
Alexey V BerezhnovInstitute of Cell Biophysics, Russian Academy of Sciences, Pushchino, Russia.
Suman DeDepartment of Chemistry, University of Cambridge, Cambridge, UK.ORCID http://orcid.org/0000-0003-1675-0773
Christopher J PeddieThe Francis Crick Institute, London, UK.ORCID http://orcid.org/0000-0002-8329-5419
Dilan AthaudaDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.
Gurvir S VirdiDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.
Weijia ZhangDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.
James R EvansDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.ORCID http://orcid.org/0000-0003-2923-281X
Anna I WernickDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.ORCID http://orcid.org/0000-0001-9048-9492
Zeinab Shadman ZanjaniDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.
Plamena R AngelovaDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.ORCID http://orcid.org/0000-0003-4596-9117
Noemi EsterasDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK.ORCID http://orcid.org/0000-0002-7938-6131
Andrey Y VinokurovCell Physiology and Pathology Laboratory, Orel State University, Orel, Russia.
Katie MorrisEaStCHEM School of Chemistry, University of Edinburgh, Edinburgh, UK.ORCID http://orcid.org/0000-0002-8944-2264
Kiani JeacockEaStCHEM School of Chemistry, University of Edinburgh, Edinburgh, UK.
Laura TosattoDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Daniel LittleMRC Laboratory for Molecular Cell Biology, University College London, London, UK.
Paul GissenMRC Laboratory for Molecular Cell Biology, University College London, London, UK.ORCID http://orcid.org/0000-0002-9712-6122
David J ClarkeEaStCHEM School of Chemistry, University of Edinburgh, Edinburgh, UK.ORCID http://orcid.org/0000-0002-3741-2952
Tilo KunathCentre for Regenerative Medicine, Institute for Stem Cell Research, School of Biological Sciences, University of Edinburgh, Edinburgh, UK.ORCID http://orcid.org/0000-0002-8805-7356
Lucy CollinsonThe Francis Crick Institute, London, UK.
David KlenermanDepartment of Chemistry, University of Cambridge, Cambridge, UK.ORCID http://orcid.org/0000-0001-7116-6954
Andrey Y AbramovDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK. a.abramov@ucl.ac.uk.ORCID http://orcid.org/0000-0002-7646-7235
Mathew H HorrocksEaStCHEM School of Chemistry, University of Edinburgh, Edinburgh, UK. mathew.horrocks@ed.ac.uk.ORCID http://orcid.org/0000-0001-5495-5492
Sonia GandhiDepartment of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology, London, UK. sonia.gandhi@ucl.ac.uk.ORCID http://orcid.org/0000-0003-4395-2661
The Francis Crick Institute · GBUniversity of Edinburgh · GBUniversity of Cambridge · GBGreat Ormond Street Hospital · GBInstitute of Cell Biophysics · RUNational Hospital for Neurology and Neurosurgery · GBQueen Mary University of London · GBMRC Centre for Regenerative Medicine · GBOrel State University named after I.S. Turgenev · RU

Funding

Biotechnology and Biological Sciences Research Council BB/M010996/1Cancer Research UK CC0102Cancer Research UK CC0199Department of HealthMedical Research Council CC0102Medical Research Council CC0199Medical Research Council MR/T008199/1Wellcome Trust 100172/Z/12/2Wellcome Trust CC0102Wellcome Trust CC0199Wellcome Trust WT089698
6 · The paper itself

Abstract

Aggregation of alpha-synuclein (α-Syn) drives Parkinson's disease (PD), although the initial stages of self-assembly and structural conversion have not been directly observed inside neurons. In this study, we tracked the intracellular conformational states of α-Syn using a single-molecule Förster resonance energy transfer (smFRET) biosensor, and we show here that α-Syn converts from a monomeric state into two distinct oligomeric states in neurons in a concentration-dependent and sequence-specific manner. Three-dimensional FRET-correlative light and electron microscopy (FRET-CLEM) revealed that intracellular seeding events occur preferentially on membrane surfaces, especially at mitochondrial membranes. The mitochondrial lipid cardiolipin triggers rapid oligomerization of A53T α-Syn, and cardiolipin is sequestered within aggregating lipid-protein complexes. Mitochondrial aggregates impair complex I activity and increase mitochondrial reactive oxygen species (ROS) generation, which accelerates the oligomerization of A53T α-Syn and causes permeabilization of mitochondrial membranes and cell death. These processes were also observed in induced pluripotent stem cell (iPSC)-derived neurons harboring A53T mutations from patients with PD. Our study highlights a mechanism of de novo α-Syn oligomerization at mitochondrial membranes and subsequent neuronal toxicity.

Indexed as

alpha-SynucleinParkinson DiseaseCardiolipinsHumansMitochondriaMitochondrial MembranesNeuronsalpha-SynucleinCardiolipins

Identifiers

PMID36042314
PMCPMC9448679
OpenAlexW4293581901

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.