Evidence map›Paper›PMID 28525743›Full record

ArticleMolecular cell2017

Bromodomain Protein BRD4 Is a Transcriptional Repressor of Autophagy and Lysosomal Function.

Jun-Ichi Sakamaki, Simon Wilkinson, Marcel Hahn, Nilgun Tasdemir, Jim O'Prey, William Clark, Ann Hedley, Colin Nixon, Jaclyn S Long, Maria New and 5 more

Open access · hybridAbstract read
In one paragraph

Article in Molecular cell, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 157 papers.

0numbers the graph read from it
0cells of the map it votes in
157citing papers in PubMed
9.4field-weighted citation impact, top 1% 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

157 citing papers in PubMed, 240 citations in OpenAlex.

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97 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

15 authors at 7 institutions in 4 countries.

Jun-Ichi SakamakiCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
Simon WilkinsonCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
Marcel HahnInstitute of Biochemistry II, Goethe University School of Medicine, 60590 Frankfurt, Germany.
Nilgun TasdemirDepartment of Cancer Biology and Genetics, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA.
Jim O'PreyCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
William ClarkCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
Ann HedleyCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
Colin NixonCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
Jaclyn S LongCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK.
Maria NewMolecular Cell Biology of Autophagy, Francis Crick Institute, London NW1 1AT, UK.
Tim Van AckerMolecular Cell Biology of Autophagy, Francis Crick Institute, London NW1 1AT, UK.
Sharon A ToozeMolecular Cell Biology of Autophagy, Francis Crick Institute, London NW1 1AT, UK.
Scott W LoweDepartment of Cancer Biology and Genetics, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA; Howard Hughes Medical Institute, New York, NY 10065, USA.
Ivan DikicInstitute of Biochemistry II, Goethe University School of Medicine, 60590 Frankfurt, Germany; Buchmann Institute for Molecular Life Sciences, Goethe University, 60438 Frankfurt, Germany; Institute of Immunology, School of Medicine, University of Split, 21 000 Split, Croatia.
Kevin M RyanCancer Research UK Beatson Institute, Garscube Estate, Switchback Road, Glasgow G61 1BD, UK. Electronic address: k.ryan@beatson.gla.ac.uk.
Cancer Research UK Scotland Institute · GBCancer Research UK · GBThe Francis Crick Institute · GBGoethe University Frankfurt · DEHoward Hughes Medical Institute · USInstitute of Immunology · HRMemorial Sloan Kettering Cancer Center · US

Funding

A scalable platform for target validation in GEMM models of gastrointestinal malignancies.R01CA195787 · NCI · SLOAN-KETTERING INST CAN RESEARCH · PI LOWE, SCOTT W. · 2015 to 2017
$2.0M
Cancer Research UK 12825Cancer Research UK 15816Cancer Research UK 22903NCI NIH HHS R01 CA195787
6 · The paper itself

Abstract

Autophagy is a membrane-trafficking process that directs degradation of cytoplasmic material in lysosomes. The process promotes cellular fidelity, and while the core machinery of autophagy is known, the mechanisms that promote and sustain autophagy are less well defined. Here we report that the epigenetic reader BRD4 and the methyltransferase G9a repress a TFEB/TFE3/MITF-independent transcriptional program that promotes autophagy and lysosome biogenesis. We show that BRD4 knockdown induces autophagy in vitro and in vivo in response to some, but not all, situations. In the case of starvation, a signaling cascade involving AMPK and histone deacetylase SIRT1 displaces chromatin-bound BRD4, instigating autophagy gene activation and cell survival. Importantly, this program is directed independently and also reciprocally to the growth-promoting properties of BRD4 and is potently repressed by BRD4-NUT, a driver of NUT midline carcinoma. These findings therefore identify a distinct and selective mechanism of autophagy regulation.

Indexed as

AutophagyTranscription, GeneticAMP-Activated Protein KinasesAnimalsBromodomain Containing ProteinsCarcinoma, Pancreatic DuctalCell Cycle ProteinsCell Line, TumorCell ProliferationChromatinDown-RegulationDrosophila melanogasterDrosophila ProteinsEnergy MetabolismGene Expression Regulation, NeoplasticHEK293 CellsAMP-Activated Protein KinasesBRD4-NUT fusion oncogene protein, humanBRD4 protein, humanBrd4 protein, mouseBromodomain Containing ProteinsCell Cycle ProteinsChromatinDrosophila ProteinsEHMT2 protein, humanHistocompatibility AntigensHistone-Lysine N-MethyltransferaseMTOR protein, humanNuclear ProteinsOncogene Proteins, FusionProtein AggregatesSIRT1 protein, humanSirtuin 1TOR Serine-Threonine KinasesTranscription FactorsAMPKautophagyBRD4BRD4-NUTG9a/EHMT2/KMT1ChMOF/KAT8lysosomesselective autophagySIRT1transcriptional regulation of autophagy

Identifiers

PMID28525743
PMCPMC5446411
OpenAlexW2614434863

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.