Evidence map›Paper›PMID 23007648›Full record

ArticleThe Journal of cell biology2012

Mad2 and the APC/C compete for the same site on Cdc20 to ensure proper chromosome segregation.

Daisuke Izawa, Jonathon Pines

Abstract read
In one paragraph

Article in The Journal of cell biology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

49 citing papers in PubMed, 76 citations in OpenAlex.

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  19. MAD1: Kinetochore Receptors and Catalytic Mechanisms.Frontiers in cell and developmental biology · 2018
    Review
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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

2 authors at 1 institution in 1 country.

Daisuke IzawaThe Gurdon Institute, University of Cambridge, Cambridge CB2 1QN, England, UK.
Jonathon Pines
University of Cambridge · GB

Funding

Cancer Research UK 13959Cancer Research UK C6946/A14492Wellcome Trust 092096
6 · The paper itself

Abstract

The spindle assembly checkpoint (SAC) is essential to ensure proper chromosome segregation and thereby maintain genomic stability. The SAC monitors chromosome attachment, and any unattached chromosomes generate a "wait anaphase" signal that blocks chromosome segregation. The target of the SAC is Cdc20, which activates the anaphase-promoting complex/cyclosome (APC/C) that triggers anaphase and mitotic exit by ubiquitylating securin and cyclin B1. The inhibitory complex formed by the SAC has recently been shown to inhibit Cdc20 by acting as a pseudosubstrate inhibitor, but in this paper, we show that Mad2 also inhibits Cdc20 by binding directly to a site required to bind the APC/C. Mad2 and the APC/C competed for Cdc20 in vitro, and a Cdc20 mutant that does not bind stably to Mad2 abrogated the SAC in vivo. Thus, we provide insights into how Cdc20 binds the APC/C and uncover a second mechanism by which the SAC inhibits the APC/C.

Indexed as

Chromosome SegregationAnaphase-Promoting Complex-CyclosomeBinding SitesCalcium-Binding ProteinsCdc20 ProteinsCell Cycle ProteinsHumansMad2 ProteinsM Phase Cell Cycle CheckpointsRepressor ProteinsUbiquitin-Protein Ligase ComplexesAnaphase-Promoting Complex-CyclosomeCalcium-Binding ProteinsCDC20 protein, humanCdc20 ProteinsCell Cycle ProteinsMAD2L1 protein, humanMad2 ProteinsRepressor ProteinsUbiquitin-Protein Ligase Complexes

Identifiers

PMID23007648
PMCPMC3461516
OpenAlexW1984697800

What OpenQuestion holds

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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.