Evidence map›Paper›PMID 7774573›Full record

ArticleThe EMBO journal1995

Dominant mutants identify new roles for p34cdc2 in mitosis.

K Labib, R A Craven, K Crawford, P Nurse

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

13 citing papers in PubMed, 30 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

4 authors at 1 institution in 1 country.

K LabibDepartment of Biochemistry, University of Oxford, London, UK.
R A Craven
K Crawford
P Nurse
University of Oxford · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A large number of dominant mutants have been generated in the fission yeast cdc2 gene, causing lethality when expressed in wild-type cells. The mutants interfere with distinct aspects of p34cdc2 function, producing one of four different phenotypes: mitotic arrest, multiple rounds of S phase in the absence of mitosis, premature mitosis or G2 arrest. The mitotic mutants DL41, DL45 and DL50 are characterized in this paper. Over-expression of DL41 or DL45 causes mitotic arrest, specifically interfering with sister chromatid separation, without preventing spindle elongation. This suggests a role for p34cdc2 in triggering sister chromatid separation at anaphase. DL41 and DL45 also cause abnormal septum formation, suggesting that p34cdc2 may also be involved in regulating this process in fission yeast. These mitotic aspects of p34cdc2 function may involve interaction with p13suc1, since increased expression of suc1 partially suppresses DL41 and DL45. Over-expression of DL50 causes premature mitotic entry in cells that have not completed S phase, resulting in lethality. DL41, DL45 and DL50 correspond to mutation of p34cdc2 residues predicted to be on the surface of the protein, identifying potential sites of interaction with mitotic regulators of p3cdc2, and these residues are conserved amongst cdc2 proteins found in other eukaryotes.

Indexed as

MutationSchizosaccharomyces pombe ProteinsCDC2 Protein KinaseChromatidsChromosomes, FungalFungal ProteinsGenes, FungalGenes, LethalGenes, RegulatorMitosisPhenotypePromoter Regions, GeneticSchizosaccharomycesSuppression, GeneticCDC2 Protein KinaseFungal ProteinsNMT1 protein, S pombeSchizosaccharomyces pombe Proteins

Identifiers

PMID7774573
PMCPMC398321
OpenAlexW1927082349

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.