Evidence map›Paper›PMID 23288039›Full record

ArticleThe EMBO journal2013

Mechanisms controlling the temporal degradation of Nek2A and Kif18A by the APC/C-Cdc20 complex.

Garry G Sedgwick, Daniel G Hayward, Barbara Di Fiore, Mercedes Pardo, Lu Yu, Jonathon Pines, Jakob Nilsson

Abstract read
In one paragraph

Article in The EMBO journal, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

47 citing papers in PubMed, 68 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 4 institutions in 2 countries.

Garry G SedgwickThe Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, Copenhagen, Denmark.
Daniel G Hayward
Barbara Di Fiore
Mercedes Pardo
Lu Yu
Jonathon Pines
Jakob Nilsson
University of Copenhagen · DKWellcome Sanger Institute · GBUniversity of Cambridge · GBWellcome/Cancer Research UK Gurdon Institute · GB

Funding

Cancer Research UK 13678Wellcome Trust 079643/Z/06/ZWellcome Trust 092096
6 · The paper itself

Abstract

The Anaphase Promoting Complex/Cyclosome (APC/C) in complex with its co-activator Cdc20 is responsible for targeting proteins for ubiquitin-mediated degradation during mitosis. The activity of APC/C-Cdc20 is inhibited during prometaphase by the Spindle Assembly Checkpoint (SAC) yet certain substrates escape this inhibition. Nek2A degradation during prometaphase depends on direct binding of Nek2A to the APC/C via a C-terminal MR dipeptide but whether this motif alone is sufficient is not clear. Here, we identify Kif18A as a novel APC/C-Cdc20 substrate and show that Kif18A degradation depends on a C-terminal LR motif. However in contrast to Nek2A, Kif18A is not degraded until anaphase showing that additional mechanisms contribute to Nek2A degradation. We find that dimerization via the leucine zipper, in combination with the MR motif, is required for stable Nek2A binding to and ubiquitination by the APC/C. Nek2A and the mitotic checkpoint complex (MCC) have an overlap in APC/C subunit requirements for binding and we propose that Nek2A binds with high affinity to apo-APC/C and is degraded by the pool of Cdc20 that avoids inhibition by the SAC.

Indexed as

ProteolysisAnaphase-Promoting Complex-CyclosomeApc8 Subunit, Anaphase-Promoting Complex-CyclosomeCdc20 ProteinsCell Cycle ProteinsHeLa CellsHumansKinesinsM Phase Cell Cycle CheckpointsNIMA-Related KinasesPrometaphaseProtein BindingProtein MultimerizationProtein Serine-Threonine KinasesTime FactorsTumor Cells, CulturedAnaphase-Promoting Complex-CyclosomeApc8 Subunit, Anaphase-Promoting Complex-CyclosomeCDC20 protein, humanCdc20 ProteinsCDC23 protein, humanCell Cycle ProteinsKIF18A protein, humanKinesinsNEK2 protein, humanNIMA-Related KinasesProtein Serine-Threonine KinasesUbiquitin-Protein Ligase Complexes

Identifiers

PMID23288039
PMCPMC3553385
OpenAlexW2143073250

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.