Evidence map›Paper›PMID 33882309›Full record

ArticleCell reports2021

NDUFS3 depletion permits complex I maturation and reveals TMEM126A/OPA7 as an assembly factor binding the ND4-module intermediate.

Luigi D'Angelo, Elisa Astro, Monica De Luise, Ivana Kurelac, Nikkitha Umesh-Ganesh, Shujing Ding, Ian M Fearnley, Giuseppe Gasparre, Massimo Zeviani, Anna Maria Porcelli and 2 more

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.2field-weighted citation impact, top 11% 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

21 citing papers in PubMed, 33 citations in OpenAlex.

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  10. Using cryo-EM to understand the assembly pathway of respiratory complex I.Acta crystallographica. Section D, Structural biology · 2024
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  19. Mitochondrial Retinopathies.International journal of molecular sciences · 2021
    Review
  20. Review
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

12 authors at 4 institutions in 2 countries.

Luigi D'AngeloDepartment of Pharmacy and Biotechnology (FABIT), University of Bologna, 40126 Bologna, Italy.
Elisa AstroDepartment of Pharmacy and Biotechnology (FABIT), University of Bologna, 40126 Bologna, Italy.
Monica De LuiseDepartment of Medical and Surgical Sciences (DIMEC), University of Bologna, 40138 Bologna, Italy.
Ivana KurelacDepartment of Medical and Surgical Sciences (DIMEC), University of Bologna, 40138 Bologna, Italy.
Nikkitha Umesh-GaneshDepartment of Medical and Surgical Sciences (DIMEC), University of Bologna, 40138 Bologna, Italy.
Shujing DingMedical Research Council-Mitochondrial Biology Unit, University of Cambridge, CB2 0XY Cambridge, UK.
Ian M FearnleyMedical Research Council-Mitochondrial Biology Unit, University of Cambridge, CB2 0XY Cambridge, UK.
Giuseppe GasparreDepartment of Medical and Surgical Sciences (DIMEC), University of Bologna, 40138 Bologna, Italy; Center for Applied Biomedical Research (CRBA), University of Bologna, 40138 Bologna, Italy.
Massimo ZevianiMedical Research Council-Mitochondrial Biology Unit, University of Cambridge, CB2 0XY Cambridge, UK; Venetian Institute of Molecular Medicine, 35128 Padua, Italy; Department of Neurosciences, University of Padua, 35128 Padua, Italy.
Anna Maria PorcelliDepartment of Pharmacy and Biotechnology (FABIT), University of Bologna, 40126 Bologna, Italy; Interdepartmental Center of Industrial Research (CIRI) Life Science and Health Technologies, University of Bologna, 40064 Ozzano dell'Emilia, Italy.
Erika Fernandez-VizarraMedical Research Council-Mitochondrial Biology Unit, University of Cambridge, CB2 0XY Cambridge, UK; Institute of Molecular, Cell and Systems Biology, University of Glasgow, G12 8QQ Glasgow, UK. Electronic address: erika.fernandez-vizarra@glasgow.ac.uk.
Luisa IommariniDepartment of Pharmacy and Biotechnology (FABIT), University of Bologna, 40126 Bologna, Italy. Electronic address: luisa.iommarini2@unibo.it.
University of Bologna · ITMRC Mitochondrial Biology Unit · GBMedical Research Council · GBUniversity of Cambridge · GB

Funding

Medical Research Council MC_UP_1002/1Medical Research Council MC_UU_00015/5MRF_ MRF-155-0002-RG-ZEVIA
6 · The paper itself

Abstract

Complex I (CI) is the largest enzyme of the mitochondrial respiratory chain, and its defects are the main cause of mitochondrial disease. To understand the mechanisms regulating the extremely intricate biogenesis of this fundamental bioenergetic machine, we analyze the structural and functional consequences of the ablation of NDUFS3, a non-catalytic core subunit. We show that, in diverse mammalian cell types, a small amount of functional CI can still be detected in the complete absence of NDUFS3. In addition, we determine the dynamics of CI disassembly when the amount of NDUFS3 is gradually decreased. The process of degradation of the complex occurs in a hierarchical and modular fashion in which the ND4 module remains stable and bound to TMEM126A. We, thus, uncover the function of TMEM126A, the product of a disease gene causing recessive optic atrophy as a factor necessary for the correct assembly and function of CI.

Indexed as

AnimalsBinding SitesCell Line, TumorCRISPR-Cas SystemsElectron Transport Complex IGene EditingGene Expression RegulationGene Knockout TechniquesHCT116 CellsHumansMelanocytesMembrane ProteinsMiceMitochondriaMitochondrial MembranesModels, MolecularElectron Transport Complex IMembrane ProteinsNADH DehydrogenaseNDUFS3 protein, humanTMEM126A protein, humanassembly factorCICI modulesNDUFS3optic atrophy type 7respiratory complex ISILACTMEM126A

Identifiers

PMID33882309
PMCPMC8076766
OpenAlexW3155833755

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.