Evidence map›Paper›PMID 9742092›Full record

ArticleMolecular and cellular biology1998

NDT80 and the meiotic recombination checkpoint regulate expression of middle sporulation-specific genes in Saccharomyces cerevisiae.

S R Hepworth, H Friesen, J Segall

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed
2.8field-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

104 citing papers in PubMed, 154 citations in OpenAlex.

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  11. Transcription FactorJournal of fungi (Basel, Switzerland) · 2022
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  16. Review
  17. DNA Helicase Mph1Developmental cell · 2020
    Article
  18. Article
  19. Genetic Analysis ofmSphere · 2018
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  20. Article

44 more citing papers are in PubMed but not listed here.

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 2 institutions in 2 countries.

S R HepworthDepartment of Biochemistry, University of Toronto, Toronto, Ontario, Canada M5S 1A8.
H Friesen
J Segall
Laboratoire de Biochimie · FRUniversity of Toronto · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Distinct classes of sporulation-specific genes are sequentially expressed during the process of spore formation in Saccharomyces cerevisiae. The transition from expression of early meiotic genes to expression of middle sporulation-specific genes occurs at about the time that cells exit from pachytene and form the meiosis I spindle. To identify genes encoding potential regulators of middle sporulation-specific gene expression, we screened for mutants that expressed early meiotic genes but failed to express middle sporulation-specific genes. We identified mutant alleles of RPD3, SIN3, and NDT80 in this screen. Rpd3p, a histone deacetylase, and Sin3p are global modulators of gene expression. Ndt80p promotes entry into the meiotic divisions. We found that entry into the meiotic divisions was not required for activation of middle sporulation genes; these genes were efficiently expressed in a clb1 clb3 clb4 strain, which fails to enter the meiotic divisions due to reduced Clb-dependent activation of Cdc28p kinase. In contrast, middle sporulation genes were not expressed in a dmc1 strain, which fails to enter the meiotic divisions because a defect in meiotic recombination leads to a RAD17-dependent checkpoint arrest. Expression of middle sporulation genes, as well as entry into the meiotic divisions, was restored to a dmc1 strain by mutation of RAD17. Our studies also revealed that NDT80 was a temporally distinct, pre-middle sporulation gene and that its expression was reduced, but not abolished, on mutation of DMC1, RPD3, SIN3, or NDT80 itself. In summary, our data indicate that Ndt80p is required for expression of middle sporulation genes and that the activity of Ndt80p is controlled by the meiotic recombination checkpoint. Thus, middle genes are expressed only on completion of meiotic recombination and subsequent generation of an active form of Ndt80p.

Indexed as

DNA-Binding ProteinsGene Expression Regulation, FungalMeiosisRepressor ProteinsSaccharomyces cerevisiae ProteinsSignal TransductionCell Cycle ProteinsCyclin BCyclinsDNA, FungalFungal ProteinsHistone DeacetylasesMutagenesisNuclear ProteinsRecombination, GeneticSaccharomyces cerevisiaeCell Cycle ProteinsCLB4 protein, S cerevisiaeCyclin BCyclinsDNA-Binding ProteinsDNA, FungalFungal ProteinsHistone DeacetylasesNDT80 protein, S cerevisiaeNuclear ProteinsRAD17 protein, S cerevisiaeRepressor ProteinsRPD3 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsSIN3 protein, S cerevisiaeSSP1 protein, S cerevisiaeTranscription Factors

Identifiers

PMID9742092
PMCPMC109161
OpenAlexW2110537583

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.