Overcoming inhibition in the spindle checkpoint.

Abstract:

:Spindle checkpoint silencing is a critical step during mitosis that initiates chromosome segregation, yet surprisingly little is known about its mechanism. Protein phosphatase I (PP1) was shown recently to be a key player in this process, and in this issue of Genes & Deverlopment, Akiyoshi and colleagues (pp. 2887-2899) identify budding yeast Fin1p as a kinetochore-localized regulator of PP1 activity toward checkpoint targets. Here we review recent mechanistic insights and propose a working model for spindle checkpoint silencing.

journal_name

Genes Dev

journal_title

Genes & development

authors

Vanoosthuyse V,Hardwick KG

doi

10.1101/gad.1882109

subject

Has Abstract

pub_date

2009-12-15 00:00:00

pages

2799-805

issue

24

eissn

0890-9369

issn

1549-5477

pii

23/24/2799

journal_volume

23

pub_type

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