Evidence map›Paper›PMID 19940020›Full record

ArticleMolecular biology of the cell2010

Dissection of combinatorial control by the Met4 transcriptional complex.

Traci A Lee, Paul Jorgensen, Andrew L Bognar, Caroline Peyraud, Dominique Thomas, Mike Tyers

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

56 citing papers in PubMed, 80 citations in OpenAlex.

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  9. Transcription Factor Condensates Mediate Clustering ofbioRxiv : the preprint server for biology · 2024
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  20. Homotypic cooperativity and collective binding are determinants of bHLH specificity and function.Proceedings of the National Academy of Sciences of the United States of America · 2019
    Article
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 at 4 institutions in 3 countries.

Traci A LeeDepartment of Biological Sciences, University of Wisconsin-Parkside, Kenosha, WI 53144, USA. leet@uwp.edu
Paul Jorgensen
Andrew L Bognar
Caroline Peyraud
Dominique Thomas
Mike Tyers
Centre de Génétique Moléculaire · FRUniversity of Toronto · CAMount Sinai Hospital · CAUniversity of Wisconsin–Parkside · US

Funding

Canadian Institutes of Health Research
6 · The paper itself

Abstract

Met4 is the transcriptional activator of the sulfur metabolic network in Saccharomyces cerevisiae. Lacking DNA-binding ability, Met4 must interact with proteins called Met4 cofactors to target promoters for transcription. Two types of DNA-binding cofactors (Cbf1 and Met31/Met32) recruit Met4 to promoters and one cofactor (Met28) stabilizes the DNA-bound Met4 complexes. To dissect this combinatorial system, we systematically deleted each category of cofactor(s) and analyzed Met4-activated transcription on a genome-wide scale. We defined a core regulon for Met4, consisting of 45 target genes. Deletion of both Met31 and Met32 eliminated activation of the core regulon, whereas loss of Met28 or Cbf1 interfered with only a subset of targets that map to distinct sectors of the sulfur metabolic network. These transcriptional dependencies roughly correlated with the presence of Cbf1 promoter motifs. Quantitative analysis of in vivo promoter binding properties indicated varying levels of cooperativity and interdependency exists between members of this combinatorial system. Cbf1 was the only cofactor to remain fully bound to target promoters under all conditions, whereas other factors exhibited different degrees of regulated binding in a promoter-specific fashion. Taken together, Met4 cofactors use a variety of mechanisms to allow differential transcription of target genes in response to various cues.

Indexed as

Gene Expression Regulation, FungalTranscription, GeneticAmino Acid SequenceBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsBasic-Leucine Zipper Transcription FactorsBinding SitesGene Expression ProfilingMicroarray AnalysisMolecular Sequence DataPromoter Regions, GeneticProtein BindingSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSulfurBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsBasic-Leucine Zipper Transcription FactorsCBF1 protein, S cerevisiaeMET4 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsSulfur

Identifiers

PMID19940020
PMCPMC2814790
OpenAlexW1990519747

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.