Evidence map›Paper›PMID 35718349›Full record

ArticleBrain : a journal of neurology2022

TMEM63C mutations cause mitochondrial morphology defects and underlie hereditary spastic paraplegia.

Luis Carlos Tábara, Fatema Al-Salmi, Reza Maroofian, Amna Mohammed Al-Futaisi, Fathiya Al-Murshedi, Joanna Kennedy, Jacob O Day, Thomas Courtin, Aisha Al-Khayat, Hamid Galedari and 21 more

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in Brain : a journal of neurology, 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 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.9field-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

23 citing papers in PubMed, 35 citations in OpenAlex.

  1. Article
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  3. Lipid Regulation of Mechanosensitive Ion Channels.International journal of molecular sciences · 2026
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

31 authors at 9 institutions in 5 countries.

Luis Carlos TábaraMedical Research Council Mitochondrial Biology Unit, University of Cambridge, Cambridge CB2 0XY, UK.ORCID 0000-0001-7684-3811
Fatema Al-SalmiLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Reza MaroofianUCL Queen Square Institute of Neurology, University College London, London WC1E 6BT, UK.
Amna Mohammed Al-FutaisiGenetic and Developmental Medicine Clinic, Department of Genetics, College of Medicine and Health Sciences, Sultan Qaboos University Hospital, Muscat 123, Oman.
Fathiya Al-MurshediGenetic and Developmental Medicine Clinic, Department of Genetics, College of Medicine and Health Sciences, Sultan Qaboos University Hospital, Muscat 123, Oman.
Joanna KennedyLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Jacob O DayLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Thomas CourtinDépartement de génétique, Hôpital Pitié-Salpêtrière, Assistance Publique-Hôpitaux de Paris, 75019 Paris, Sorbonne Université, France.ORCID 0000-0002-0275-2498
Aisha Al-KhayatDepartment of Biology, College of Science, Sultan Qaboos University, Muscat, Oman.
Hamid GaledariDepartment of Genetics, Faculty of Science, Shahid Chamran University of Ahvaz, Ahvaz, Iran.
Neda MazaheriDepartment of Genetics, Faculty of Science, Shahid Chamran University of Ahvaz, Ahvaz, Iran.
Margherita ProtasoniMedical Research Council Mitochondrial Biology Unit, University of Cambridge, Cambridge CB2 0XY, UK.
Mark JohnsonMedical Research Council Mitochondrial Biology Unit, University of Cambridge, Cambridge CB2 0XY, UK.
Joseph S LeslieLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.ORCID 0000-0003-0972-8818
Claire G SalterLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Lettie E RawlinsLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.ORCID 0000-0002-6764-253X
James FashamLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Almundher Al-MaawaliGenetic and Developmental Medicine Clinic, Department of Genetics, College of Medicine and Health Sciences, Sultan Qaboos University Hospital, Muscat 123, Oman.
Nikol VoutsinaLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Perrine CharlesDépartement de génétique, Hôpital Pitié-Salpêtrière, Assistance Publique-Hôpitaux de Paris, 75019 Paris, Sorbonne Université, France.
Laura HarroldLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
Boris KerenDépartement de génétique, Hôpital Pitié-Salpêtrière, Assistance Publique-Hôpitaux de Paris, 75019 Paris, Sorbonne Université, France.
Edmund R S KunjiMedical Research Council Mitochondrial Biology Unit, University of Cambridge, Cambridge CB2 0XY, UK.ORCID 0000-0002-0610-4500
Barbara VonaDepartment of Otolaryngology-Head and Neck Surgery, Tübingen Hearing Research Centre, Eberhard Karls University Tübingen, Tübingen, Germany.ORCID 0000-0002-6719-3447
Gholamreza JelodarPediatric Neurology, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
Alireza SedaghatHealth Research Institute, Diabetes Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
Gholamreza ShariatiDepartment of Medical Genetic, Faculty of Medicine, Ahvaz Jundishapur, University of Medical Sciences, Ahvaz, Iran.
Henry HouldenUCL Queen Square Institute of Neurology, University College London, London WC1E 6BT, UK.ORCID 0000-0002-2866-7777
Andrew H CrosbyLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.ORCID 0000-0002-6637-3411
Julien PrudentMedical Research Council Mitochondrial Biology Unit, University of Cambridge, Cambridge CB2 0XY, UK.ORCID 0000-0003-3821-6088
Emma L BapleLevel 4, RILD Wellcome Wolfson Medical Research Centre, RD&E (Wonford) NHS Foundation Trust, University of Exeter Medical School, Exeter EX2 5DW, UK.
University of Exeter · GBUniversity of Cambridge · GBAhvaz Jundishapur University of Medical Sciences · IRSorbonne Université · FRSultan Qaboos University Hospital · OMNational Hospital for Neurology and Neurosurgery · GBShahid Chamran University of Ahvaz · IRSultan Qaboos University · OMUniversity of Tübingen · DE

Funding

Medical Research Council MC_PC_18047Medical Research Council MC_UU_00015/7Medical Research Council MC_UU_00028/2Medical Research Council MC_UU_00028/5
6 · The paper itself

Abstract

The hereditary spastic paraplegias (HSP) are among the most genetically diverse of all Mendelian disorders. They comprise a large group of neurodegenerative diseases that may be divided into 'pure HSP' in forms of the disease primarily entailing progressive lower-limb weakness and spasticity, and 'complex HSP' when these features are accompanied by other neurological (or non-neurological) clinical signs. Here, we identified biallelic variants in the transmembrane protein 63C (TMEM63C) gene, encoding a predicted osmosensitive calcium-permeable cation channel, in individuals with hereditary spastic paraplegias associated with mild intellectual disability in some, but not all cases. Biochemical and microscopy analyses revealed that TMEM63C is an endoplasmic reticulum-localized protein, which is particularly enriched at mitochondria-endoplasmic reticulum contact sites. Functional in cellula studies indicate a role for TMEM63C in regulating both endoplasmic reticulum and mitochondrial morphologies. Together, these findings identify autosomal recessive TMEM63C variants as a cause of pure and complex HSP and add to the growing evidence of a fundamental pathomolecular role of perturbed mitochondrial-endoplasmic reticulum dynamics in motor neurone degenerative diseases.

Indexed as

Calcium ChannelsMitochondriaSpastic Paraplegia, HereditaryEndoplasmic ReticulumHumansMutationCalcium ChannelsTMEM63C protein, humanendoplasmic reticulum/ERhereditary spastic paraplegia/HSPmitochondriamitochondria-ER contact sites/MERCsTMEM63C

Identifiers

PMID35718349
PMCPMC9473353
OpenAlexW4226056418

What OpenQuestion holds

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Read underepoch 390

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.