Evidence map›Paper›PMID 25254987›Full record

ArticlePLoS genetics2014

Neurospora WC-1 recruits SWI/SNF to remodel frequency and initiate a circadian cycle.

Bin Wang, Arminja N Kettenbach, Scott A Gerber, Jennifer J Loros, Jay C Dunlap

Abstract read
In one paragraph

Article in PLoS genetics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers.

0numbers the graph read from it
0cells of the map it votes in
53citing 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

53 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
  4. A daily cycle of White Collar Complex dephosphorylation sustains circadian rhythmicity inProceedings of the National Academy of Sciences of the United States of America · 2026
    Article
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  9. Review
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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

5 authors.

Bin WangDepartment of Genetics, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America.
Arminja N KettenbachDepartment of Genetics, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America; Norris Cotton Cancer Center, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America.
Scott A GerberDepartment of Genetics, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America; Norris Cotton Cancer Center, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America.
Jennifer J LorosDepartment of Genetics, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America; Department of Biochemistry, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America.
Jay C DunlapDepartment of Genetics, Geisel School of Medicine, Dartmouth, Hanover, New Hampshire, United States of America.

Funding

Translational Engineering in Cancer (TEC)P30CA023108 · NCI · DARTMOUTH COLLEGE · PI Steven D Leach · 1985 to 2026
$91.3M
Tools for Functional Analysis and Cell BiologyP01GM068087 · NIGMS · DARTMOUTH COLLEGE · PI DUNLAP, JAY C. · 2004 to 2013
$19.3M
Identification and Analysis of Circadian Clock-Controlled GenesR01GM083336 · NIGMS · DARTMOUTH COLLEGE · PI LOROS, JENNIFER J. · 2008 to 2015
$5.7M
GENETIC AND MOLECULAR DISSECTION OF THE NEUROSPORA CLOCKR01GM034985 · NIGMS · DARTMOUTH COLLEGE · PI DUNLAP, JAY C. · 1986 to 2015
$5.7M
GENETIC AND MOLECULAR DISSECTION OF THE NEUSPORA CLOCKR37GM034985 · NIGMS · DARTMOUTH COLLEGE · PI DUNLAP, JAY C · 1998 to 2007
$4.4M
Translational phosphoproteomics for lung cancerR01CA155260 · NCI · DARTMOUTH COLLEGE · PI GERBER, SCOTT A. · 2011 to 2015
$1.8M
NCI NIH HHS P30 CA023108NCI NIH HHS R01 CA15520NCI NIH HHS R01 CA155260NIGMS NIH HHS GM083336NIGMS NIH HHS GM34985NIGMS NIH HHS P01 GM068087NIGMS NIH HHS R01 GM034985NIGMS NIH HHS R01 GM083336NIGMS NIH HHS R37 GM034985
6 · The paper itself

Abstract

In the negative feedback loop comprising the Neurospora circadian oscillator, the White Collar Complex (WCC) formed from White Collar-1 (WC-1) and White Collar-2 (WC-2) drives transcription of the circadian pacemaker gene frequency (frq). Although FRQ-dependent repression of WCC has been extensively studied, the mechanism by which the WCC initiates a circadian cycle remains elusive. Structure/function analysis of WC-1 eliminated domains previously thought to transactivate frq expression but instead identified amino acids 100-200 as essential for frq circadian expression. A proteomics-based search for coactivators with WCC uncovered the SWI/SNF (SWItch/Sucrose NonFermentable) complex: SWI/SNF interacts with WCC in vivo and in vitro, binds to the Clock box in the frq promoter, and is required both for circadian remodeling of nucleosomes at frq and for rhythmic frq expression; interestingly, SWI/SNF is not required for light-induced frq expression. These data suggest a model in which WC-1 recruits SWI/SNF to remodel and loop chromatin at frq, thereby activating frq expression to initiate the circadian cycle.

Indexed as

Circadian RhythmDNA-Binding ProteinsFungal ProteinsGene Expression Regulation, FungalGene Knockout TechniquesModels, BiologicalMutationNeurosporaNucleosomesPromoter Regions, GeneticProtein BindingProtein Interaction Domains and MotifsTranscription FactorsTranscription, GeneticDNA-Binding ProteinsFungal ProteinsNucleosomesTranscription Factorswc-1 protein, Neurospora crassa

Identifiers

PMID25254987
PMCPMC4177678

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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.