Evidence map›Paper›PMID 39521805›Full record

ArticleNature communications2024

α-tubulin detyrosination fine-tunes kinetochore-microtubule attachments.

Hugo Girão, Joana Macário-Monteiro, Ana C Figueiredo, Ricardo Silva E Sousa, Elena Doria, Vladimir Demidov, Hugo Osório, Ariana Jacome, Patrick Meraldi, Ekaterina L Grishchuk and 1 more

Abstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–field-weighted citation impact
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

9 citing papers in PubMed.

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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

11 authors.

Hugo Girãoi3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal.ORCID 0000-0002-5331-9790
Joana Macário-Monteiroi3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal.ORCID 0000-0001-5015-6642
Ana C Figueiredoi3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal.
Ricardo Silva E Sousai3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal.
Elena DoriaDepartment of Cell Physiology and Metabolism, Faculty of Medicine, University of Geneva, 1211 Geneva 4, Geneva, Switzerland.ORCID 0000-0002-0026-8192
Vladimir DemidovDepartment of Physiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.
Hugo Osórioi3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal.ORCID 0000-0002-6362-8255
Ariana Jacomei3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal.ORCID 0000-0002-2980-7399
Patrick MeraldiDepartment of Cell Physiology and Metabolism, Faculty of Medicine, University of Geneva, 1211 Geneva 4, Geneva, Switzerland.ORCID 0000-0001-9742-8756
Ekaterina L GrishchukDepartment of Physiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.ORCID 0000-0002-9504-4270
Helder Maiatoi3S-Institute for Research and Innovation in Health, University of Porto, Rua Alfredo Allen 208, 4200-135, Porto, Portugal. maiato@i3s.up.pt.ORCID 0000-0002-6200-9997

Funding

Biomechanics of molecular machines and multiscale non-linear systemsR35GM141747 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI Ekaterina L Grishchuk · 2021 to 2026
$3.7M
EC | EU Framework Programme for Research and Innovation H2020 | H2020 Priority Excellent Science | H2020 European Research Council (H2020 Excellent Science - European Research Council) 681443"la Caixa" Foundation (Caixa Foundation) LCF/PR/HR21/52410025Ministry of Education and Science | Fundação para a Ciência e a Tecnologia (Portuguese Science and Technology Foundation) 2021.07945.BDMinistry of Education and Science | Fundação para a Ciência e a Tecnologia (Portuguese Science and Technology Foundation) PTDC/MED-ONC/3479/2020Ministry of Education and Science | Fundação para a Ciência e a Tecnologia (Portuguese Science and Technology Foundation) SFRH/BD/141066/2018Ministry of Education and Science | Fundação para a Ciência e a Tecnologia (Portuguese Science and Technology Foundation) SFRH/BD/52044/2012NIGMS NIH HHS R35 GM141747U.S. Department of Health & Human Services | National Institutes of Health (NIH) R35-GM141747
6 · The paper itself

Abstract

Post-translational cycles of α-tubulin detyrosination and tyrosination generate microtubule diversity, the cellular functions of which remain largely unknown. Here we show that α-tubulin detyrosination regulates kinetochore-microtubule attachments to ensure normal chromosome oscillations and timely anaphase onset during mitosis. Remarkably, detyrosinated α-tubulin levels near kinetochore microtubule plus-ends depend on the direction of chromosome motion during metaphase. Proteomic analyses unveil that the KNL-1/MIS12/NDC80 (KMN) network that forms the core microtubule-binding site at kinetochores and the microtubule-rescue protein CLASP2 are enriched on tyrosinated and detyrosinated microtubules during mitosis, respectively. α-tubulin detyrosination enhances CLASP2 binding and NDC80 complex diffusion along the microtubule lattice in vitro. Rescue experiments overexpressing NDC80, including variants with slower microtubule diffusion, suggest a functional interplay with α-tubulin detyrosination for the establishment of a labile kinetochore-microtubule interface. These results offer a mechanistic explanation for how different detyrosinated α-tubulin levels near kinetochore microtubule plus-ends fine-tune load-bearing attachments to both growing and shrinking microtubules.

Indexed as

Cytoskeletal ProteinsKinetochoresMicrotubule-Associated ProteinsMicrotubulesTubulinHeLa CellsHumansMitosisNuclear ProteinsProtein BindingTyrosineCytoskeletal ProteinsMicrotubule-Associated ProteinsMIS12 protein, humanNDC80 protein, humanNuclear ProteinsTubulinTyrosine

Identifiers

PMID39521805
PMCPMC11550433

What OpenQuestion holds

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LicenceCC BY-NC-ND
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.