Evidence map›Paper›PMID 32954513›Full record

ArticleThe EMBO journal2020

Architecture of the centriole cartwheel-containing region revealed by cryo-electron tomography.

Nikolai Klena, Maeva Le Guennec, Anne-Marie Tassin, Hugo van den Hoek, Philipp S Erdmann, Miroslava Schaffer, Stefan Geimer, Gabriel Aeschlimann, Lubomir Kovacik, Yashar Sadian and 5 more

Open access · hybridAbstract read
In one paragraph

Article in The EMBO journal, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

36 citing papers in PubMed, 59 citations in OpenAlex.

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  15. Isolation of Mitotic Centrosomes from Cultured Human Cells.Methods in molecular biology (Clifton, N.J.) · 2025
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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

15 authors at 6 institutions in 3 countries.

Nikolai Klena *Department of Cell Biology, University of Geneva, Sciences III, Geneva, Switzerland.ORCID 0000-0002-2631-2294
Maeva Le Guennec *Department of Cell Biology, University of Geneva, Sciences III, Geneva, Switzerland.ORCID 0000-0002-3789-7988
Anne-Marie TassinInstitute for Integrative Biology of the Cell (I2BC), CEA, CNRS, Univ. Paris Sud, Université Paris-Saclay, Gif sur Yvette, France.
Hugo van den HoekHelmholtz Pioneer Campus, Helmholtz Zentrum München, Neuherberg, Germany.
Philipp S ErdmannDepartment of Molecular Structural Biology, Max Planck Institute of Biochemistry, Martinsried, Germany.
Miroslava SchafferDepartment of Molecular Structural Biology, Max Planck Institute of Biochemistry, Martinsried, Germany.
Stefan GeimerDepartment of Cell Biology and Electron Microscopy, Universität Bayreuth, Bayreuth, Germany.
Gabriel AeschlimannRibosome Studio Aeschlimann, Oberrieden, Switzerland.ORCID 0000-0002-4630-6190
Lubomir KovacikCenter for Cellular Imaging and NanoAnalytics (C-CINA), Biozentrum, University of Basel, Basel, Switzerland.
Yashar SadianBioimaging and Cryogenic Center, University of Geneva, Geneva, Switzerland.
Kenneth N GoldieCenter for Cellular Imaging and NanoAnalytics (C-CINA), Biozentrum, University of Basel, Basel, Switzerland.ORCID 0000-0002-7405-0049
Henning StahlbergCenter for Cellular Imaging and NanoAnalytics (C-CINA), Biozentrum, University of Basel, Basel, Switzerland.ORCID 0000-0002-1185-4592
Benjamin D EngelHelmholtz Pioneer Campus, Helmholtz Zentrum München, Neuherberg, Germany.ORCID 0000-0002-0941-4387
Virginie HamelDepartment of Cell Biology, University of Geneva, Sciences III, Geneva, Switzerland.ORCID 0000-0001-5092-2343
Paul GuichardDepartment of Cell Biology, University of Geneva, Sciences III, Geneva, Switzerland.ORCID 0000-0002-0363-1049
University of Geneva · CHUniversity of Basel · CHHelmholtz Zentrum München · DEMax Planck Institute of Biochemistry · DECentre National de la Recherche Scientifique · FRUniversity of Bayreuth · DE

Funding

EC|H2020|H2020 Priority Excellent Science|H2020 European Research Council ERC StG 715289Swiss National Science Foundation PP00P3_187198, PP00P3_157517
6 · The paper itself

Abstract

Centrioles are evolutionarily conserved barrels of microtubule triplets that form the core of the centrosome and the base of the cilium. While the crucial role of the proximal region in centriole biogenesis has been well documented, its native architecture and evolutionary conservation remain relatively unexplored. Here, using cryo-electron tomography of centrioles from four evolutionarily distant species, we report on the architectural diversity of the centriole's proximal cartwheel-bearing region. Our work reveals that the cartwheel central hub is constructed from a stack of paired rings with cartwheel inner densities inside. In both Paramecium and Chlamydomonas, the repeating structural unit of the cartwheel has a periodicity of 25 nm and consists of three ring pairs, with 6 radial spokes emanating and merging into a single bundle that connects to the microtubule triplet via the D2-rod and the pinhead. Finally, we identified that the cartwheel is indirectly connected to the A-C linker through the triplet base structure extending from the pinhead. Together, our work provides unprecedented evolutionary insights into the architecture of the centriole proximal region, which underlies centriole biogenesis.

Indexed as

CentriolesCentrosomeChlamydomonas reinhardtiiCiliaElectron Microscope TomographyHumansMicrotubulesModels, MolecularNaegleriaParamecium tetraureliacartwheelcentriolecryo-electron tomographycryo-focused ion beam millingin situ

Identifiers

PMID32954513
PMCPMC7667884
OpenAlexW3087307583

What OpenQuestion holds

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LicenceCC BY
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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.