Evidence map›Paper›PMID 11073899›Full record

ArticleJournal of bacteriology2000

The level of DAL80 expression down-regulates GATA factor-mediated transcription in Saccharomyces cerevisiae.

T S Cunningham, R Rai, T G Cooper

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 2000. 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
1.7field-weighted citation impact, top 16% 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, 38 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.

T S CunninghamDepartment of Microbiology and Immunology, University of Tennessee, Memphis, Tennessee 38163, USA.
R Rai
T G Cooper
University of Tennessee Health Science Center · US

Funding

SYNTHESIS AND ASSEMBLY OF EUKARYOTIC MEMBRANESR01GM035642 · NIGMS · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI COOPER, TERRANCE G. · 1985 to 2015
$4.3M
NIGMS NIH HHS GM-35642NIGMS NIH HHS R01 GM035642
6 · The paper itself

Abstract

Nitrogen-catabolic gene expression in Saccharomyces cerevisiae is regulated by the action of four GATA family transcription factors: Gln3p and Gat1p/Nil1p are transcriptional activators, and Dal80 and Deh1p/Gzf3p are repressors. In addition to the GATA sequences situated upstream of all nitrogen catabolite repression-sensitive genes that encode enzyme and transport proteins, the promoters of the GAT1, DAL80, and DEH1 genes all contain multiple GATA sequences as well. These GATA sequences are the binding sites of the GATA family transcription factors and are hypothesized to mediate their autogenous and cross regulation. Here we show, using DAL80 fused to the carbon-regulated GAL1,10 or copper-regulated CUP1 promoter, that GAT1 expression is inversely regulated by the level of DAL80 expression, i.e., as DAL80 expression increases, GAT1 expression decreases. The amount of DAL80 expression also dictates the level at which DAL3, a gene activated almost exclusively by Gln3p, is transcribed. Gat1p was found to partially substitute for Gln3p in transcription. These data support the contention that regulation of GATA-factor gene expression is tightly and dynamically coupled. Finally, we suggest that the complicated regulatory circuit in which the GATA family transcription factors participate is probably most beneficial as cells make the transition from excess to limited nitrogen availability.

Indexed as

Down-RegulationGene Expression Regulation, FungalPromoter Regions, GeneticSaccharomyces cerevisiae ProteinsCulture MediaDNA-Binding ProteinsFungal ProteinsGATA Transcription FactorsGenes, FungalNitrogenRecombinant Fusion ProteinsRepressor ProteinsSaccharomyces cerevisiaeTranscription FactorsTranscription, GeneticCulture MediaDAL80 protein, S cerevisiaeDNA-Binding ProteinsFungal ProteinsGAT1 protein, S cerevisiaeGATA Transcription FactorsGLN3 protein, S cerevisiaeNitrogenRecombinant Fusion ProteinsRepressor ProteinsSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID11073899
PMCPMC111397
OpenAlexW2128993582

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.