Evidence map›Paper›PMID 21297582›Full record

ArticleThe EMBO journal2011

A TACC3/ch-TOG/clathrin complex stabilises kinetochore fibres by inter-microtubule bridging.

Daniel G Booth, Fiona E Hood, Ian A Prior, Stephen J Royle

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 103 papers.

0numbers the graph read from it
0cells of the map it votes in
103citing papers in PubMed
6.0field-weighted citation impact, top 3% 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

103 citing papers in PubMed, 164 citations in OpenAlex.

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  20. Mechanisms underlying spindle assembly and robustness.Nature reviews. Molecular cell biology · 2023
    Review

43 more citing papers are in PubMed but not listed here.

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

4 authors at 1 institution in 1 country.

Daniel G BoothPhysiological Laboratory, University of Liverpool, Liverpool, UK.
Fiona E Hood
Ian A Prior
Stephen J Royle
University of Liverpool · GB

Funding

Cancer Research UK A8722Cancer Research UK C25425/A8722Wellcome Trust 074766Wellcome Trust 082151
6 · The paper itself

Abstract

Kinetochore fibres (K-fibres) of the spindle apparatus move chromosomes during mitosis. These fibres are discrete bundles of parallel microtubules (MTs) that are crosslinked by inter-MT 'bridges' that are thought to improve fibre stability during chromosomal movement. The identity of these bridges is unknown. Clathrin is a multimeric protein that has been shown to stabilise K-fibres during early mitosis by a mechanism independent of its role in membrane trafficking. In this study, we show that clathrin at the mitotic spindle is in a transforming acidic colied-coil protein 3 (TACC3)/colonic, hepatic tumour overexpressed gene (ch-TOG)/clathrin complex. The complex is anchored to the spindle by TACC3 and ch-TOG. Ultrastructural analysis of clathrin-depleted K-fibres revealed a selective loss of a population of short inter-MT bridges and a general loss of MTs. A similar loss of short inter-MT bridges was observed in TACC3-depleted K-fibres. Finally, immunogold labelling confirmed that inter-MT bridges in K-fibres contain clathrin. Our results suggest that the TACC3/ch-TOG/clathrin complex is an inter-MT bridge that stabilises K-fibres by physical crosslinking and by reducing rates of MT catastrophe.

Indexed as

Aurora KinasesClathrinHeLa CellsHumansImmunoblottingKinetochoresMicrotubule-Associated ProteinsMicrotubulesMitosisPhosphorylationProtein Serine-Threonine KinasesProtein TransportReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationSpindle ApparatusAurora KinasesCKAP5 protein, humanClathrinMicrotubule-Associated ProteinsProtein Serine-Threonine KinasesRNA, MessengerTACC3 protein, human

Identifiers

PMID21297582
PMCPMC3049211
OpenAlexW2153192086

What OpenQuestion holds

Textmetadata
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.