Evidence map›Paper›PMID 25236177›Full record

ArticleNature communications2014

Kinetochores require oligomerization of Dam1 complex to maintain microtubule attachments against tension and promote biorientation.

Neil T Umbreit, Matthew P Miller, Jerry F Tien, Jérôme Cattin Ortolá, Long Gui, Kelly K Lee, Sue Biggins, Charles L Asbury, Trisha N Davis

Abstract read
In one paragraph

Article in Nature communications, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
–field-weighted citation impact
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

38 citing papers in PubMed.

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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

9 authors.

Neil T UmbreitDepartment of Biochemistry, University of Washington, Seattle, Washington 98195, USA.
Matthew P MillerDivision of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington 98109, USA.
Jerry F TienDepartment of Biochemistry, University of Washington, Seattle, Washington 98195, USA.
Jérôme Cattin OrtoláDepartment of Biochemistry, University of Washington, Seattle, Washington 98195, USA.
Long GuiDepartment of Medicinal Chemistry, University of Washington, Seattle, Washington 98195, USA.
Kelly K LeeDepartment of Medicinal Chemistry, University of Washington, Seattle, Washington 98195, USA.
Sue BigginsDivision of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington 98109, USA.
Charles L AsburyDepartment of Physiology and Biophysics, University of Washington, Seattle, Washington 98195, USA.
Trisha N DavisDepartment of Biochemistry, University of Washington, Seattle, Washington 98195, USA.

Funding

Translational Bioimaging Core Shared ResourceP30CA015704 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI Marian Esvelt · 1985 to 2026
$296.4M
TRAINING IN MOLECULAR BIOPHYSICST32GM008268 · NIGMS · UNIVERSITY OF WASHINGTON · PI KOLLMAN, JUSTIN M, ZHENG, NING · 1988 to 2023
$8.6M
MOLECULAR ANALYSIS OF THE SPINDLE POLE BODYR01GM040506 · NIGMS · UNIVERSITY OF WASHINGTON · PI DAVIS, TRISHA N. · 1988 to 2018
$8.6M
Regulation of Chromosome SegregationR01GM064386 · NIGMS · FRED HUTCHINSON CANCER RESEARCH CENTER · PI BIGGINS, SUSAN · 2002 to 2022
$7.2M
Supplement to Biophysical Study of Reconstituted Kinetochore-microtubule AttachmentsR01GM079373 · NIGMS · UNIVERSITY OF WASHINGTON · PI ASBURY, CHARLES · 2006 to 2019
$4.5M
Multicolor TIRF microscope for studying mitotic spindle components at the singleS10RR026406 · NCRR · UNIVERSITY OF WASHINGTON · PI ASBURY, CHARLES · 2010 to 2010
$214k
NCI NIH HHS P30 CA015704NCRR NIH HHS S10 RR026406NCRR NIH HHS S10RR026406NIGMS NIH HHS R01 GM040506NIGMS NIH HHS R01 GM064386NIGMS NIH HHS R01GM064386NIGMS NIH HHS R01 GM079373NIGMS NIH HHS R01GM079373NIGMS NIH HHS T32 GM008268
6 · The paper itself

Abstract

Kinetochores assemble on centromeric DNA and present arrays of proteins that attach directly to the dynamic ends of microtubules. Kinetochore proteins coordinate at the microtubule interface through oligomerization, but how oligomerization contributes to kinetochore function has remained unclear. Here, using a combination of biophysical assays and live-cell imaging, we find that oligomerization of the Dam1 complex is required for its ability to form microtubule attachments that are robust against tension in vitro and in vivo. An oligomerization-deficient Dam1 complex that retains wild-type microtubule binding activity is primarily defective in coupling to disassembling microtubule ends under mechanical loads applied by a laser trap in vitro. In cells, the oligomerization-deficient Dam1 complex is unable to support stable bipolar alignment of sister chromatids, indicating failure of kinetochore-microtubule attachments under tension. We propose that oligomerization is an essential and conserved feature of kinetochore components that is required for accurate chromosome segregation during mitosis.

Indexed as

Bacterial ProteinsBinding SitesBiophysical PhenomenaCell Cycle ProteinsCentromereChromatography, GelDNAGreen Fluorescent ProteinsKinetochoresLuminescent ProteinsMicrotubule-Associated ProteinsMicrotubulesMitosisProtein Structure, TertiarySaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsBacterial ProteinsCell Cycle ProteinsDAM1 protein, S cerevisiaeDNAGreen Fluorescent ProteinsLuminescent ProteinsMicrotubule-Associated ProteinsSaccharomyces cerevisiae Proteinsyellow fluorescent protein, Bacteria

Identifiers

PMID25236177
PMCPMC4197110

What OpenQuestion holds

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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.