Evidence map›Paper›PMID 20139423›Full record

ArticleThe Journal of biological chemistry2010

Snf1 dependence of peroxisomal gene expression is mediated by Adr1.

Sooraj Ratnakumar, Elton T Young

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

29 citing papers in PubMed, 49 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

2 authors at 1 institution in 1 country.

Sooraj RatnakumarDepartment of Biochemistry, University of Washington, Seattle, Washington 98195-7350, USA.
Elton T Young
University of Washington · US

Funding

GENETIC REGULATION OF ALCOHOL METABOLISM IN YEASTR01GM026079 · NIGMS · UNIVERSITY OF WASHINGTON · PI YOUNG, ELTON T. · 1985 to 2013
$6.1M
NIGMS NIH HHS GM26079NIGMS NIH HHS R01 GM026079
6 · The paper itself

Abstract

Eukaryotes utilize fatty acids by beta-oxidation, which occurs in the mitochondria and peroxisomes in higher organisms and in the peroxisomes in yeast. The AMP-activated protein kinase regulates this process in mammalian cells, and its homolog Snf1, together with the transcription factors Adr1, Oaf1, and Pip2, regulates peroxisome proliferation and beta-oxidation in yeast. A constitutive allele of Adr1 (Adr1(c)) lacking the glucose- and Snf1-regulated phosphorylation substrate Ser-230 was found to be Snf1-independent for regulation of peroxisomal genes. In addition, it could compensate for and even suppress the requirement for Oaf1 or Pip2 for gene induction. Peroxisomal genes were found to be regulated by oleate in the presence of glucose, as long as Adr1(c) was expressed, suggesting that the Oaf1/Pip2 heterodimer is Snf1-independent. Consistent with this observation, Oaf1 binding to promoters in the presence of oleate was not reduced in a snf1Delta strain. Exploring the mechanism by which Adr1(c) permits Snf1-independent peroxisomal gene induction, we found that strength of promoter binding did not correlate with transcription, suggesting that stable binding is not a prerequisite for enhanced transcription. Instead, enhanced transcriptional activation and suppression of Oaf1, Pip2, and Snf1 by Adr1(c) may be related to the ability of Adr1(c) to suppress the requirement for and enhance the recruitment of transcriptional coactivators in a promoter- and growth medium-dependent manner.

Indexed as

Binding SitesChromatin ImmunoprecipitationDNA-Binding ProteinsDNA, FungalGene Expression Regulation, FungalGlucoseMutagenesis, Site-DirectedMutationOleic AcidPeroxisomesPhosphorylationPromoter Regions, GeneticProtein Serine-Threonine KinasesReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSaccharomyces cerevisiaeADR1 protein, S cerevisiaeDNA-Binding ProteinsDNA, FungalGlucoseOAF1 protein, S cerevisiaeOleic AcidPIP2 protein, S cerevisiaeProtein Serine-Threonine KinasesRNA, MessengerSaccharomyces cerevisiae ProteinsSerineSNF1-related protein kinasesTranscription Factors

Identifiers

PMID20139423
PMCPMC2856278
OpenAlexW2058850528

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.