Evidence map›Paper›PMID 9763426›Full record

ArticleThe Journal of cell biology1998

Clb5-associated kinase activity is required early in the spindle pathway for correct preanaphase nuclear positioning in Saccharomyces cerevisiae.

M Segal, D J Clarke, S I Reed

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
2.3field-weighted citation impact, top 11% 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

26 citing papers in PubMed, 49 citations in OpenAlex.

  1. Article
  2. Unveiling Forkhead-mediated regulation of yeast cell cycle and metabolic networks.Computational and structural biotechnology journal · 2022
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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.

M SegalDepartment of Molecular Biology, MB7, The Scripps Research Institute, La Jolla, California 92037, USA.
D J Clarke
S I Reed
Scripps Research Institute · US

Funding

CONTROL OF CELL DIVISION IN YEASTR37GM038328 · NIGMS · SCRIPPS RESEARCH INSTITUTE, THE · PI REED, STEVEN I · 2000 to 2009
$4.3M
STUDIES ON THE CONTROL OF CELL DIVISION IN YEASTR01GM038328 · NIGMS · SCRIPPS RESEARCH INSTITUTE · PI REED, STEVEN I · 1987 to 1999
–
NIGMS NIH HHS GM38328NIGMS NIH HHS R01 GM038328NIGMS NIH HHS R37 GM038328
6 · The paper itself

Abstract

In Saccharomyces cerevisiae, a single cyclin-dependent kinase, Cdc28, regulates both G1/S and G2/M phase transitions by associating with stage-specific cyclins. During progression through S phase and G2/M, Cdc28 is activated by the B-type cyclins Clb1-6. Because of functional redundancy, specific roles for individual Clbs have been difficult to assign. To help genetically define such roles, strains carrying a cdc28(ts) allele, combined with single CLB deletions were studied. We assumed that by limiting the activity of the kinase, these strains would be rendered more sensitive to loss of individual Clbs. By this approach, a novel phenotype associated with CLB5 mutation was observed. Homozygous cdc28-4(ts) clb5 diploids were inviable at room temperature. Cells were defective in spindle positioning, leading to migration of undivided nuclei into the bud. Occasionally, misplaced spindles were observed in cdc28-4 clb5 haploids; additional deletion of CLB6 caused full penetrance. Thus, CLB5 effects proper preanaphase spindle positioning, yet the requirement differs in haploids and diploids. The execution point for the defect corresponded to the time of Clb5-dependent kinase activation. Nevertheless, lethality of cdc28-4 clb5 diploids was not rescued by CLB2 or CLB4 overexpression, indicating a specificity of Clb5 function beyond temporality of expression.

Indexed as

Cyclin BSaccharomyces cerevisiae ProteinsAnaphaseCell CycleCell Cycle ProteinsCell DivisionCell NucleusCyclin-Dependent KinasesCyclinsG1 PhaseG2 PhaseGene DeletionGenotypeHomozygoteIntracellular Signaling Peptides and ProteinsMicrotubulesCell Cycle ProteinsCLB5 protein, S cerevisiaeCyclin BCyclin-Dependent KinasesCyclinsIME2 protein, S cerevisiaeIntracellular Signaling Peptides and ProteinsProtein KinasesProtein Serine-Threonine KinasesSaccharomyces cerevisiae Proteins

Identifiers

PMID9763426
PMCPMC2132810
OpenAlexW2092342767

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.