Evidence map›Paper›PMID 8065367›Full record

ArticleMolecular and cellular biology1994

Identification of cut8+ and cek1+, a novel protein kinase gene, which complement a fission yeast mutation that blocks anaphase.

I Samejima, M Yanagida

Erratum issuedOpen access · greenAbstract readComparative Study
In one paragraph

Article in Molecular and cellular biology, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

16 citing papers in PubMed, 32 citations in OpenAlex.

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  7. Implications for proteasome nuclear localization revealed by the structure of the nuclear proteasome tether protein Cut8.Proceedings of the National Academy of Sciences of the United States of America · 2011
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4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

I SamejimaDepartment of Biophysics, Faculty of Science, Kyoto University, Japan.
M Yanagida
Kyoto University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The fission yeast Schizosaccharomyces pombe [corrected] temperature sensitivity cut8-563 mutation causes chromosome overcondensation and short spindle formation in the absence of sister chromatid separation. The cut8-563 mutation allows cytokinesis before the completion of anaphase, thus producing cells with a cut phenotype. The cut8+ gene product may be required for normal progression of anaphase. Diploidization occurs at the restrictive temperature, and 60 to 70% of the cells surviving after two generations are diploid. These phenotypes are reminiscent of those of budding yeast (Saccharomyces cerevisiae) ctf13 and ctf14 (ndc10) mutations. The cut8+ gene, isolated by complementation of the mutant, predicts a 262-amino-acid protein; the amino and carboxy domains are hydrophilic, while the central domain contains several hydrophobic stretches. It has a weak overall similarity to the budding yeast DBF8 gene product. DBF8 is an essential gene whose mutations result in delay in mitotic progression and chromosome instability. Anti-cut8 antibodies detect a 33-kDa polypeptide. Two multicopy suppressor genes for cut8-563 are identified. They are the cut1+ gene essential for nuclear division, and a new gene (designated cek1+) which encodes a novel protein kinase. The cek1+ gene product is unusually large (1,309 amino acids) and has a 112-amino-acid additional sequence in the kinase domain. The cek1+ gene is not an essential gene. Protein phosphorylation by cek1 may facilitate the progression of anaphase through direct or indirect interaction with the cut8 protein.

Indexed as

AnaphaseCell Cycle ProteinsGenes, FungalSchizosaccharomyces pombe ProteinsAmino Acid SequenceBase SequenceCell DivisionCloning, MolecularDNA, FungalFungal ProteinsGenes, SuppressorMolecular Sequence DataMolecular WeightNondisjunction, GeneticOligodeoxyribonucleotidesProtein Kinasescek1 protein, S pombeCell Cycle ProteinsCut8 protein, S pombeDNA, FungalFungal ProteinsOligodeoxyribonucleotidesProtein KinasesSchizosaccharomyces pombe Proteins

Identifiers

PMID8065367
PMCPMC359162
OpenAlexW2016716503

What OpenQuestion holds

Textmetadata
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.