Evidence map›Paper›PMID 19956799›Full record

ArticlePLoS genetics2009

Identification of positive regulators of the yeast fps1 glycerol channel.

Sara E Beese, Takahiro Negishi, David E Levin

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

46 citing papers in PubMed, 108 citations in OpenAlex.

  1. Review
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  4. IntracellularProceedings of the National Academy of Sciences of the United States of America · 2023
    Article
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  6. Advances inJournal of fungi (Basel, Switzerland) · 2023
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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.

Sara E BeeseDepartment of Biochemistry and Molecular Biology, Bloomberg School of Public Health, The Johns Hopkins University, Baltimore, Maryland, USA.
Takahiro Negishi
David E Levin
Johns Hopkins University · US

Funding

TRAINING IN AREAS FUNDAMENTAL TO CANCER RESEARCHT32CA009110 · NCI · JOHNS HOPKINS UNIVERSITY · PI MATUNIS, MICHAEL J., WEERARATNA, ASHANI T · 1985 to 2025
$13.1M
ROLE OF PROTEIN KINASE C IN YEAST GROWTH CONTROLR01GM048533 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI LEVIN, DAVID E. · 1992 to 2025
$7.8M
NCI NIH HHS T32 CA009110NIGMS NIH HHS GM48533NIGMS NIH HHS R01 GM048533
6 · The paper itself

Abstract

The yeast Fps1 protein is an aquaglyceroporin that functions as the major facilitator of glycerol transport in response to changes in extracellular osmolarity. Although the High Osmolarity Glycerol pathway is thought to have a function in at least basal control of Fps1 activity, its mode of regulation is not understood. We describe the identification of a pair of positive regulators of the Fps1 glycerol channel, Rgc1 (Ypr115w) and Rgc2 (Ask10). An rgc1/2Delta mutant experiences cell wall stress that results from osmotic pressure associated with hyper-accumulation of glycerol. Accumulation of glycerol in the rgc1/2Delta mutant results from a defect in Fps1 activity as evidenced by suppression of the defect through Fps1 overexpression, failure to release glycerol upon hypo-osmotic shock, and resistance to arsenite, a toxic metalloid that enters the cell through Fps1. Regulation of Fps1 by Rgc1/2 appears to be indirect; however, evidence is presented supporting the view that Rgc1/2 regulate Fps1 channel activity, rather than its expression, folding, or localization. Rgc2 was phosphorylated in response to stresses that lead to regulation of Fps1. This stress-induced phosphorylation was partially dependent on the Hog1 MAPK. Hog1 was also required for basal phosphorylation of Rgc2, suggesting a mechanism by which Hog1 may regulate Fps1 indirectly.

Indexed as

Biological TransportCarrier ProteinsGene Expression Regulation, FungalGlycerolMembrane ProteinsMitogen-Activated Protein KinasesOsmotic PressurePhosphorylationSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTranscription FactorsAsk10 protein, S cerevisiaeCarrier ProteinsFPS1 protein, S cerevisiaeGlycerolHOG1 protein, S cerevisiaeMembrane ProteinsMitogen-Activated Protein KinasesRgc1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID19956799
PMCPMC2773846
OpenAlexW2057857646

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.