Evidence map›Paper›PMID 19364922›Full record

ArticleThe Journal of cell biology2009

The selfish yeast plasmid uses the nuclear motor Kip1p but not Cin8p for its localization and equal segregation.

Hong Cui, Santanu K Ghosh, Makkuni Jayaram

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

28 citing papers in PubMed, 44 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

3 authors at 1 institution in 1 country.

Hong CuiSection of Molecular Genetics and Microbiology, University of Texas at Austin, Austin, TX 78712, USA.
Santanu K Ghosh
Makkuni Jayaram
The University of Texas at Austin · US

Funding

Stable Maintenance of an Extrachromosomal Selfish DNA ElementR01GM064363 · NIGMS · UNIVERSITY OF TEXAS AUSTIN · PI JAYARAM, MAKKUNI · 2002 to 2010
$2.2M
NIGMS NIH HHS GM064363NIGMS NIH HHS R01 GM064363
6 · The paper itself

Abstract

The 2 micron plasmid of Saccharomyces cerevisiae uses the Kip1 motor, but not the functionally redundant Cin8 motor, for its precise nuclear localization and equal segregation. The timing and lifetime of Kip1p association with the plasmid partitioning locus STB are consistent with Kip1p being an authentic component of the plasmid partitioning complex. Kip1-STB association is not blocked by disassembling the mitotic spindle. Lack of Kip1p disrupts recruitment of the cohesin complex at STB and cohesion of replicated plasmid molecules. Colocalization of a 2 micron reporter plasmid with Kip1p in close proximity to the spindle pole body is reminiscent of that of a CEN reporter plasmid. Absence of Kip1p displaces the plasmid from this nuclear address, where it has the potential to tether to a chromosome or poach chromosome segregation factors. Exploiting Kip1p, which is subsidiary to Cin8p for chromosome segregation, to direct itself to a "partitioning center" represents yet another facet of the benign parasitism of the yeast plasmid.

Indexed as

Chromosome SegregationCell CycleCell Cycle ProteinsChromosomal Proteins, Non-HistoneChromosomes, FungalCohesinsDNA, FungalGenes, ReporterKinesinsMicrotubule-Associated ProteinsMolecular Motor ProteinsNocodazolePlasmidsSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSpindle ApparatusCell Cycle ProteinsChromosomal Proteins, Non-HistoneCIN8 protein, S cerevisiaeCohesinsDNA, FungalKinesinsKIP1 protein, S cerevisiaeMicrotubule-Associated ProteinsMolecular Motor ProteinsNocodazoleREP1 protein, S cerevisiaeREP2 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsTrans-ActivatorsTubulin Modulators

Identifiers

PMID19364922
PMCPMC2700366
OpenAlexW2014370060

What OpenQuestion holds

Textmetadata
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.