Evidence map›Paper›PMID 7962081›Full record

ArticleThe Journal of cell biology1994

Factors required for the binding of reassembled yeast kinetochores to microtubules in vitro.

P K Sorger, F F Severin, A A Hyman

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
4.4field-weighted citation impact, top 5% 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

58 citing papers in PubMed, 97 citations in OpenAlex.

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  9. In Vitro Kinetochore Assembly.Methods in molecular biology (Clifton, N.J.) · 2016
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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

3 authors at 1 institution in 1 country.

P K SorgerDepartment of Biology, Massachusetts Institute of Technology, Cambridge 02139.
F F Severin
A A Hyman
Massachusetts Institute of Technology · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Kinetochores are structures that assemble on centromeric DNA and mediate the attachment of chromosomes to the microtubules of the mitotic spindle. The protein components of kinetochores are poorly understood, but the simplicity of the S. cerevisiae kinetochore makes it an attractive candidate for molecular dissection. Mutations in genes encoding CBF1 and CBF3, proteins that bind to yeast centromeres, interfere with chromosome segregation in vivo. To determine the roles played by these factors and by various regions of centromeric DNA in kinetochore function, we have developed a method to partially reassemble kinetochores on exogenous centromeric templates in vitro and to visualize the attachment of these reassembled kinetochore complexes to microtubules. In this assay, single reassembled complexes appear to mediate microtubule binding. We find that CBF3 is absolutely essential for this attachment but, contrary to previous reports (Hyman, A. A., K. Middleton, M. Centola, T.J. Mitchison, and J. Carbon. 1992. Microtubule-motor activity of a yeast centromere-binding protein complex. Nature (Lond.). 359:533-536) is not sufficient. Additional cellular factors interact with CBF3 to form active microtubule-binding complexes. This is mediated primarily by the CDEIII region of centromeric DNA but CDEII plays an essential modulatory role. Thus, the attachment of kinetochores to microtubules appears to involve a hierarchy of interactions by factors that assemble on a core complex consisting of DNA-bound CBF3.

Indexed as

Nuclear ProteinsSaccharomyces cerevisiae ProteinsBase SequenceBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsCentromereDNA-Binding ProteinsDNA, FungalDNA PrimersFungal ProteinsKineticsKinetochoresMicrotubulesMolecular Sequence DataMutagenesisPolymerase Chain ReactionProtein BindingBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsCBF1 protein, S cerevisiaeCEP3 protein, S cerevisiaeDNA-Binding ProteinsDNA, FungalDNA PrimersFungal ProteinsNuclear ProteinsRecombinant ProteinsSaccharomyces cerevisiae Proteins

Identifiers

PMID7962081
PMCPMC2200058
OpenAlexW2125640266

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.