Evidence map›Paper›PMID 21119627›Full record

ArticleMolecular systems biology2010

Unraveling condition-dependent networks of transcription factors that control metabolic pathway activity in yeast.

Sarah-Maria Fendt, Ana Paula Oliveira, Stefan Christen, Paola Picotti, Reinhard Christoph Dechant, Uwe Sauer

Abstract read
In one paragraph

Article in Molecular systems biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–field-weighted citation impact
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

25 citing papers in PubMed.

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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

6 authors.

Sarah-Maria FendtInstitute of Molecular Systems Biology, ETH Zurich, Zurich, Switzerland.
Ana Paula Oliveira
Stefan Christen
Paola Picotti
Reinhard Christoph Dechant
Uwe Sauer

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Which transcription factors control the distribution of metabolic fluxes under a given condition? We address this question by systematically quantifying metabolic fluxes in 119 transcription factor deletion mutants of Saccharomyces cerevisiae under five growth conditions. While most knockouts did not affect fluxes, we identified 42 condition-dependent interactions that were mediated by a total of 23 transcription factors that control almost exclusively the cellular decision between respiration and fermentation. This relatively sparse, condition-specific network of active metabolic control contrasts with the much larger gene regulation network inferred from expression and DNA binding data. Based on protein and transcript analyses in key mutants, we identified three enzymes in the tricarboxylic acid cycle as the key targets of this transcriptional control. For the transcription factor Gcn4, we demonstrate that this control is mediated through the PKA and Snf1 signaling cascade. The discrepancy between flux response predictions, based on the known regulatory network architecture and our functional (13)C-data, demonstrates the importance of identifying and quantifying the extent to which regulatory effectors alter cellular functions.

Indexed as

Citric Acid CycleEnvironmentGene Expression ProfilingGene Expression Regulation, FungalGene Regulatory NetworksMetabolic Networks and PathwaysMicroarray AnalysisModels, BiologicalModels, GeneticSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTranscription FactorsValidation Studies as TopicYeastsSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID21119627
PMCPMC3010106

What OpenQuestion holds

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LicenceCC BY-NC-SA
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Registered trials

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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.