Evidence map›Paper›PMID 21727193›Full record

ArticleThe Journal of cell biology2011

Ipl1/Aurora-dependent phosphorylation of Sli15/INCENP regulates CPC-spindle interaction to ensure proper microtubule dynamics.

Yuko Nakajima, Anthony Cormier, Randall G Tyers, Adrianne Pigula, Yutian Peng, David G Drubin, Georjana Barnes

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
2.6field-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

33 citing papers in PubMed, 49 citations in OpenAlex.

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  13. Rad52 phosphorylation by Ipl1 and Mps1 contributes to Mps1 kinetochore localization and spindle assembly checkpoint regulation.Proceedings of the National Academy of Sciences of the United States of America · 2017
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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

7 authors at 1 institution in 1 country.

Yuko NakajimaDepartment of Molecular and Cell Biology, University of California, Berkeley, Berkeley, CA 94720, USA.
Anthony Cormier
Randall G Tyers
Adrianne Pigula
Yutian Peng
David G Drubin
Georjana Barnes
University of California, Berkeley · US

Funding

SACCHAROMYCES CEREVISIAE MICROTUBULE CYTOSKELETONR01GM047842 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI BARNES, GEORJANA · 1993 to 2022
$7.5M
NIGMS NIH HHS R01 GM047842NIGMS NIH HHS R01GM47842
6 · The paper itself

Abstract

Dynamic microtubules facilitate chromosome arrangement before anaphase, whereas during anaphase microtubule stability assists chromosome separation. Changes in microtubule dynamics at the metaphase-anaphase transition are regulated by Cdk1. Cdk1-mediated phosphorylation of Sli15/INCENP promotes preanaphase microtubule dynamics by preventing chromosomal passenger complex (CPC; Sli15/INCENP, Bir1/Survivin, Nbl1/Borealin, Ipl1/Aurora) association with spindles. However, whether Cdk1 has sole control over microtubule dynamics, and how CPC-microtubule association influences microtubule behavior, are unclear. Here, we show that Ipl1/Aurora-dependent phosphorylation of Sli15/INCENP modulates microtubule dynamics by preventing CPC binding to the preanaphase spindle and to the central spindle until late anaphase, facilitating spatiotemporal control of microtubule dynamics required for proper metaphase centromere positioning and anaphase spindle elongation. Decreased Ipl1-dependent Sli15 phosphorylation drives direct CPC binding to microtubules, revealing how the CPC influences microtubule dynamics. We propose that Cdk1 and Ipl1/Aurora cooperatively modulate microtubule dynamics and that Ipl1/Aurora-dependent phosphorylation of Sli15 controls spindle function by excluding the CPC from spindle regions engaged in microtubule polymerization.

Indexed as

Aurora KinasesChromosomal Proteins, Non-HistoneIntracellular Signaling Peptides and ProteinsMicrotubule-Associated ProteinsMicrotubulesPhosphorylationProtein Serine-Threonine KinasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSpindle ApparatusAurora KinasesChromosomal Proteins, Non-HistoneIntracellular Signaling Peptides and ProteinsIPL1 protein, S cerevisiaeMicrotubule-Associated ProteinsProtein Serine-Threonine KinasesSaccharomyces cerevisiae ProteinsSli15 protein, S cerevisiae

Identifiers

PMID21727193
PMCPMC3135399
OpenAlexW2045735366

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.