Evidence map›Paper›PMID 24931513›Full record

ArticleOncotarget2014

Polo-like kinase 1 regulates the stability of the mitotic centromere-associated kinesin in mitosis.

Mourad Sanhaji, Andreas Ritter, Hannah R Belsham, Claire T Friel, Susanne Roth, Frank Louwen, Juping Yuan

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 13% 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

29 citing papers in PubMed, 1 synthesis or guideline pooled it, 41 citations in OpenAlex.

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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 2 institutions in 2 countries.

Mourad SanhajiDepartment of Gynecology and Obstetrics, School of Medicine, J. W. Goethe-University, Theodor-Stern-Kai 7, D-60590 Frankfurt, Germany.
Andreas Ritter
Hannah R Belsham
Claire T Friel
Susanne Roth
Frank Louwen
Juping Yuan
Goethe University Frankfurt · DEQueen's Medical Centre · GB

Funding

Biotechnology and Biological Sciences Research Council
6 · The paper itself

Abstract

Proper bi-orientation of chromosomes is critical for the accurate segregation of chromosomes in mitosis. A key regulator of this process is MCAK, the mitotic centromere-associated kinesin. During mitosis the activity and localization of MCAK are regulated by mitotic key kinases including Plk1 and Aurora B. We show here that S621 in the MCAK's C-terminal domain is the major phosphorylation site for Plk1. This phosphorylation regulates MCAK's stability and facilitates its recognition by the ubiquitin/proteasome dependent APC/C(Cdc20) pathway leading to its D-box dependent degradation in mitosis. While phosphorylation of S621 does not directly affect its microtubule depolymerising activity, loss of Plk1 phosphorylation on S621 indirectly enhances its depolymerization activity in vivo by stabilizing MCAK, leading to an increased level of protein. Interfering with phosphorylation at S621 causes spindle formation defects and chromosome misalignments. Therefore, this study suggests a new mechanism by which Plk1 regulates MCAK: by regulating its degradation and hence controlling its turnover in mitosis.

Indexed as

Blotting, WesternCell Cycle ProteinsCell Line, TumorFluorescent Antibody TechniqueHumansImmunoprecipitationKinesinsMicroscopy, ConfocalMitosisPolo-Like Kinase 1Protein Serine-Threonine KinasesProtein StabilityProto-Oncogene ProteinsSpindle ApparatusTransfectionCell Cycle ProteinsKIF2C protein, humanKinesinsPolo-Like Kinase 1Protein Serine-Threonine KinasesProto-Oncogene Proteins

Identifiers

PMID24931513
PMCPMC4102797
OpenAlexW1539163284

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.