Evidence map›Paper›PMID 19339280›Full record

ArticleMolecular biology of the cell2009

Cdc14 inhibition by the spindle assembly checkpoint prevents unscheduled centrosome separation in budding yeast.

Elena Chiroli, Giulia Rancati, Ilaria Catusi, Giovanna Lucchini, Simonetta Piatti

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.7field-weighted citation impact, top 31% 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

10 citing papers in PubMed, 13 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

5 authors at 1 institution in 1 country.

Elena ChiroliDipartimento di Biotecnologie e Bioscienze, Università degli Studi di Milano-Bicocca, 20126 Milan, Italy.
Giulia Rancati
Ilaria Catusi
Giovanna Lucchini
Simonetta Piatti
University of Milano-Bicocca · IT

Funding

Telethon GGP05034
6 · The paper itself

Abstract

The spindle assembly checkpoint (SAC) is an evolutionarily conserved surveillance mechanism that delays anaphase onset and mitotic exit in response to the lack of kinetochore attachment. The target of the SAC is the E3 ubiquitin ligase anaphase-promoting complex (APC) bound to its Cdc20 activator. The Cdc20/APC complex is in turn required for sister chromatid separation and mitotic exit through ubiquitin-mediated proteolysis of securin, thus relieving inhibition of separase that unties sister chromatids. Separase is also involved in the Cdc-fourteen early anaphase release (FEAR) pathway of nucleolar release and activation of the Cdc14 phosphatase, which regulates several microtubule-linked processes at the metaphase/anaphase transition and also drives mitotic exit. Here, we report that the SAC prevents separation of microtubule-organizing centers (spindle pole bodies [SPBs]) when spindle assembly is defective. Under these circumstances, failure of SAC activation causes unscheduled SPB separation, which requires Cdc20/APC, the FEAR pathway, cytoplasmic dynein, and the actin cytoskeleton. We propose that, besides inhibiting sister chromatid separation, the SAC preserves the accurate transmission of chromosomes also by preventing SPBs to migrate far apart until the conditions to assemble a bipolar spindle are satisfied.

Indexed as

ActinsAllelesAnaphase-Promoting Complex-CyclosomeCell Cycle ProteinsCentrosomeDyneinsEndopeptidasesMicrotubulesMutationProtein Serine-Threonine KinasesProtein Tyrosine PhosphatasesSaccharomyces cerevisiae ProteinsSaccharomycetalesSeparaseSpindle ApparatusUbiquitin-Protein Ligase ComplexesActinsAnaphase-Promoting Complex-CyclosomeCDC14 protein, S cerevisiaeCell Cycle ProteinsDyneinsEndopeptidasesESP1 protein, S cerevisiaeProtein Serine-Threonine KinasesProtein Tyrosine PhosphatasesSaccharomyces cerevisiae ProteinsSeparaseUbiquitin-Protein Ligase Complexes

Identifiers

PMID19339280
PMCPMC2682603
OpenAlexW2148487421

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.