Evidence map›Paper›PMID 25402684›Full record

ArticleNature cell biology2014

Foxk proteins repress the initiation of starvation-induced atrophy and autophagy programs.

Christopher John Bowman, Donald E Ayer, Brian David Dynlacht

Open access · greenAbstract read
In one paragraph

Article in Nature cell biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 117 papers.

0numbers the graph read from it
0cells of the map it votes in
117citing papers in PubMed
6.4field-weighted citation impact, top 3% 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

117 citing papers in PubMed, 156 citations in OpenAlex.

  1. AKT Phosphorylation of FOXK2 at Ser398 Impacts Breast Cancer Cell Growth and Viability.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
    Article
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  4. Genes & diseases · 2026
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57 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Christopher John BowmanDepartment of Pathology, New York University Cancer Institute, New York University School of Medicine, New York, New York 10016, USA.
Donald E AyerDepartment of Oncological Sciences, Huntsman Cancer Institute, University of Utah, Salt Lake City, Utah 84112, USA.
Brian David DynlachtDepartment of Pathology, New York University Cancer Institute, New York University School of Medicine, New York, New York 10016, USA.
New York University · USUniversity of Utah · US

Funding

Vaccine FacilityP30CA016087 · NCI · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI ADRIANA HEGUY · 1985 to 2026
$83.1M
Role of the pRB family in Quiescence and DifferentiationR01GM067132 · NIGMS · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI DYNLACHT, BRIAN D · 2003 to 2015
$4.7M
Nutrient Sensing and Growth ControlR01GM055668 · NIGMS · UNIVERSITY OF UTAH · PI AYER, DONALD E · 1997 to 2015
$4.3M
TRANSCRIPTIONAL REGULATION BY THE PRB PROTEIN FAMILYR01CA077245 · NCI · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI DYNLACHT, BRIAN D · 1998 to 2014
$4.1M
Investigating Sin3- and Chromatin-Associated Mechanisms of Aging.F30AG040894 · NIA · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI BOWMAN, CHRISTOPHER JOHN · 2011 to 2013
$143k
NCI NIH HHS 2R01CA077245-16NCI NIH HHS P30 CA016087NCI NIH HHS R01 CA077245NIA NIH HHS F30 AG040894NIA NIH HHS F30AG040894NIGMS NIH HHS 2R01GM067132-09A1NIGMS NIH HHS R01 GM055668NIGMS NIH HHS R01 GM067132
6 · The paper itself

Abstract

Autophagy is the primary catabolic process triggered in response to starvation. Although autophagic regulation within the cytosolic compartment is well established, it is becoming clear that nuclear events also regulate the induction or repression of autophagy. Nevertheless, a thorough understanding of the mechanisms by which sequence-specific transcription factors modulate expression of genes required for autophagy is lacking. Here, we identify Foxk proteins (Foxk1 and Foxk2) as transcriptional repressors of autophagy in muscle cells and fibroblasts. Interestingly, Foxk1/2 serve to counter-balance another forkhead transcription factor, Foxo3, which induces an overlapping set of autophagic and atrophic targets in muscle. Foxk1/2 specifically recruits Sin3A-HDAC complexes to restrict acetylation of histone H4 and expression of critical autophagy genes. Remarkably, mTOR promotes the transcriptional activity of Foxk1 by facilitating nuclear entry to specifically limit basal levels of autophagy in nutrient-rich conditions. Our study highlights an ancient, conserved mechanism whereby nutritional status is interpreted by mTOR to restrict autophagy by repressing essential autophagy genes through Foxk-Sin3-mediated transcriptional control.

Indexed as

AcetylationAnimalsAutophagyBinding SitesCell LineFibroblastsForkhead Box Protein O3Forkhead Transcription FactorsHistone DeacetylasesHistonesMiceMyoblastsNutritional StatusPromoter Regions, GeneticProtein BindingRepressor ProteinsForkhead Box Protein O3Forkhead Transcription FactorsFoxk1 protein, mouseFoxO3 protein, mouseHistone DeacetylasesHistonesinterleukin binding factormTOR protein, mouseRepressor ProteinsRNA, Small InterferingSIN3A transcription factorSin3b protein, mouseSin3 Histone Deacetylase and Corepressor ComplexTOR Serine-Threonine Kinases

Identifiers

PMID25402684
PMCPMC4250422
OpenAlexW2047791731

What OpenQuestion holds

Textmetadata
LicenceTDM
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.