Evidence map›Paper›PMID 21748783›Full record

ArticleJournal of cellular biochemistry2011

Functional dissection of the glucose signaling pathways that regulate the yeast glucose transporter gene (HXT) repressor Rgt1.

David Jouandot, Adhiraj Roy, Jeong-Ho Kim

Open access · greenAbstract read
In one paragraph

Article in Journal of cellular biochemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed, 54 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 3 institutions in 1 country.

David JouandotDepartment of Biological Sciences, The University of Southern Mississippi, 118 College Dr., Hattiesburg, Mississippi 39406, USA.
Adhiraj Roy
Jeong-Ho Kim
George Washington University · USUniversity of Southern Mississippi · USWashington University Medical Center · US

Funding

Crosstalk between the glucose signaling pathways in yeastR01GM087470 · NIGMS · UNIVERSITY OF SOUTHERN MISSISSIPPI · PI KIM, JEONG-HO · 2009 to 2013
$1.1M
NIGMS NIH HHS R01 GM087470
6 · The paper itself

Abstract

The yeast Rgt1 repressor is a bifunctional protein that acts as a transcriptional repressor and activator. Under glucose-limited conditions, Rgt1 induces transcriptional repression by forming a repressive complex with its corepressors Mth1 and Std1. Here, we show that Rgt1 is converted from a transcriptional repressor into an activator under high glucose conditions and this occurs through two independent but consecutive events mediated by two glucose signaling pathways: (1) disruption of the repressive complex by the Rgt2/Snf3 pathway; (2) phosphorylation of Rgt1 by the cAMP-dependent protein kinase (cAMP-PKA) pathway. Rgt1 is phosphorylated by PKA at four serine residues within its amino-terminal region, but this does not occur until the repressive complex is disrupted. While phosphorylation of any one of these sites is sufficient to enable Rgt1 to induce transcriptional activation, phosphorylation of all the sites results in the release of Rgt1 from DNA. We discuss how the bifunctional properties of Rgt1 are regulated through differential phosphorylation.

Indexed as

Gene Expression Regulation, FungalSignal TransductionBiocatalysisBlotting, WesternChromatin ImmunoprecipitationCyclic AMP-Dependent Protein KinasesDNA-Binding ProteinsGlucoseMicroscopy, FluorescencePhosphorylationSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTranscription FactorsCyclic AMP-Dependent Protein KinasesDNA-Binding ProteinsGlucoseRGT1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID21748783
PMCPMC3341738
OpenAlexW2088704803

What OpenQuestion holds

Textmetadata
LicenceTDM
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.