Evidence map›Paper›PMID 22521786›Full record

ArticleCurrent biology : CB2012

Phosphodependent recruitment of Bub1 and Bub3 to Spc7/KNL1 by Mph1 kinase maintains the spindle checkpoint.

Lindsey A Shepperd, John C Meadows, Alicja M Sochaj, Theresa C Lancaster, Juan Zou, Graham J Buttrick, Juri Rappsilber, Kevin G Hardwick, Jonathan B A Millar

Open access · bronzeAbstract read
In one paragraph

Article in Current biology : CB, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 186 papers.

0numbers the graph read from it
0cells of the map it votes in
186citing papers in PubMed
13.1field-weighted citation impact, top 1% 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

186 citing papers in PubMed, 290 citations in OpenAlex.

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  18. NAR cancer · 2024
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126 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

9 authors at 3 institutions in 1 country.

Lindsey A ShepperdDivision of Biomedical Cell Biology, Warwick Medical School, University of Warwick, Gibbet Hill, Coventry, UK.
John C Meadows
Alicja M Sochaj
Theresa C Lancaster
Juan Zou
Graham J Buttrick
Juri Rappsilber
Kevin G Hardwick
Jonathan B A Millar
University of Warwick · GBUniversity of Edinburgh · GBWellcome Centre for Cell Biology · GB

Funding

Medical Research Council G0601118Wellcome Trust 077707Wellcome Trust 083610Wellcome Trust 084229Wellcome Trust 091020Wellcome Trust 092076
6 · The paper itself

Abstract

The spindle assembly checkpoint (SAC) is the major surveillance system that ensures that sister chromatids do not separate until all chromosomes are correctly bioriented during mitosis. Components of the checkpoint include Mad1, Mad2, Mad3 (BubR1), Bub3, and the kinases Bub1, Mph1 (Mps1), and Aurora B. Checkpoint proteins are recruited to kinetochores when individual kinetochores are not bound to spindle microtubules or not under tension. Kinetochore association of Mad2 causes it to undergo a conformational change, which promotes its association to Mad3 and Cdc20 to form the mitotic checkpoint complex (MCC). The MCC inhibits the anaphase-promoting complex/cyclosome (APC/C) until the checkpoint is satisfied. SAC silencing derepresses Cdc20-APC/C activity. This triggers the polyubiquitination of securin and cyclin, which promotes the dissolution of sister chromatid cohesion and mitotic progression. We, and others, recently showed that association of PP1 to the Spc7/Spc105/KNL1 family of kinetochore proteins is necessary to stabilize microtubule-kinetochore attachments and silence the SAC. We now report that phosphorylation of the conserved MELT motifs in Spc7 by Mph1 (Mps1) recruits Bub1 and Bub3 to the kinetochore and that this is required to maintain the SAC signal.

Indexed as

Cell Cycle ProteinsChromosomal Proteins, Non-HistoneGene Expression Regulation, FungalKinetochoresM Phase Cell Cycle CheckpointsPhosphorylationProtein KinasesProtein Serine-Threonine KinasesSchizosaccharomycesSchizosaccharomyces pombe ProteinsBub1 protein, S pombeBub3 protein, S pombeCell Cycle ProteinsChromosomal Proteins, Non-HistoneMph1 protein, S pombeProtein KinasesProtein Serine-Threonine KinasesSchizosaccharomyces pombe ProteinsSpc7 protein, S pombe

Identifiers

PMID22521786
PMCPMC3780767
OpenAlexW2096801016

What OpenQuestion holds

Textmetadata
LicenceTDM
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.