Evidence map›Paper›PMID 28844864›Full record

ArticleMolecular cell2017

The Short Isoform of BRD4 Promotes HIV-1 Latency by Engaging Repressive SWI/SNF Chromatin-Remodeling Complexes.

Ryan J Conrad, Parinaz Fozouni, Sean Thomas, Hendrik Sy, Qiang Zhang, Ming-Ming Zhou, Melanie Ott

Open access · bronzeAbstract 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 98 papers.

0numbers the graph read from it
0cells of the map it votes in
98citing papers in PubMed
5.4field-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

98 citing papers in PubMed, 133 citations in OpenAlex.

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38 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

7 authors at 3 institutions in 1 country.

Ryan J ConradGladstone Institutes, University of California, San Francisco, San Francisco, CA 94158, USA; Graduate Program in Pharmaceutical Sciences and Pharmacogenomics, University of California, San Francisco, San Francisco, CA 94158, USA; Department of Medicine, University of California, San Francisco, San Francisco, CA 94158, USA.
Parinaz FozouniGladstone Institutes, University of California, San Francisco, San Francisco, CA 94158, USA; Department of Medicine, University of California, San Francisco, San Francisco, CA 94158, USA.
Sean ThomasGladstone Institutes, University of California, San Francisco, San Francisco, CA 94158, USA.
Hendrik SyGladstone Institutes, University of California, San Francisco, San Francisco, CA 94158, USA.
Qiang ZhangDepartment of Pharmacological Sciences, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.
Ming-Ming ZhouDepartment of Pharmacological Sciences, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.
Melanie OttGladstone Institutes, University of California, San Francisco, San Francisco, CA 94158, USA; Graduate Program in Pharmaceutical Sciences and Pharmacogenomics, University of California, San Francisco, San Francisco, CA 94158, USA; Department of Medicine, University of California, San Francisco, San Francisco, CA 94158, USA. Electronic address: mott@gladstone.ucsf.edu.
University of California, San Francisco · USGladstone Institutes · USIcahn School of Medicine at Mount Sinai · US

Funding

Virology CoreP30AI027763 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI STEVEN Grant DEEKS · 1988 to 2026
$93.6M
Using NK Cells to eliminate the latent HIV reservoirU19AI096113 · NIAID · UNIV OF NORTH CAROLINA CHAPEL HILL · PI LUCIW, PAUL · 2011 to 2015
$39.5M
MEDICAL SCIENTIST TRAINING PROGRAMT32GM007618 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ANDERSON, MARK S · 1985 to 2020
$29.6M
PHARMACEUTICAL SCIENCES AND PHARMACOGENOMICST32GM007175 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI AHITUV, NADAV, KROETZ, DEANNA L · 1985 to 2021
$7.1M
A new model of accelerated immune aging in HIV-infected drug usersDP1DA038043 · NIDA · J. DAVID GLADSTONE INSTITUTES · PI OTT, MELANIE MARIA · 2014 to 2019
$4.8M
Role of Factor Acetylation in the Regulation of HIV TranscriptionR01AI083139 · NIAID · J. DAVID GLADSTONE INSTITUTES · PI OTT, MELANIE MARIA · 2009 to 2017
$3.9M
NIAID NIH HHS P30 AI027763NIAID NIH HHS R01 AI083139NIAID NIH HHS U19 AI096113NIDA NIH HHS DP1 DA038043NIGMS NIH HHS T32 GM007175NIGMS NIH HHS T32 GM007618
6 · The paper itself

Abstract

BET proteins commonly activate cellular gene expression, yet inhibiting their recruitment paradoxically reactivates latent HIV-1 transcription. Here we identify the short isoform of BET family member BRD4 (BRD4S) as a corepressor of HIV-1 transcription. We found that BRD4S was enriched in chromatin fractions of latently infected T cells, and it was more rapidly displaced from chromatin upon BET inhibition than the long isoform. BET inhibition induced marked nucleosome remodeling at the latent HIV-1 promoter, which was dependent on the activity of BRG1-associated factors (BAF), an SWI/SNF chromatin-remodeling complex with known repressive functions in HIV-1 transcription. BRD4S directly bound BRG1, a catalytic subunit of BAF, via its bromodomain and extraterminal (ET) domain, and this isoform was necessary for BRG1 recruitment to latent HIV-1 chromatin. Using chromatin immunoprecipitation sequencing (ChIP-seq) combined with assay for transposase-accessible chromatin coupled to high-throughput sequencing (ATAC-seq) data, we found that the latent HIV-1 promoter phenotypically resembles endogenous long terminal repeat (LTR) sequences, pointing to a select role of BRD4S-BRG1 complexes in genomic silencing of invasive retroelements.

Indexed as

Chromatin Assembly and DisassemblyTranscription, GeneticVirus LatencyAzepinesBromodomain Containing ProteinsCell Cycle ProteinsChromatinChromatin ImmunoprecipitationChromosomal Proteins, Non-HistoneDNA HelicasesDNA, ViralDose-Response Relationship, DrugDown-RegulationGene Expression Regulation, ViralHEK293 CellsHigh-Throughput Nucleotide SequencingAzepinesBRD4 protein, humanBromodomain Containing ProteinsCell Cycle ProteinsChromatinChromosomal Proteins, Non-HistoneDNA HelicasesDNA, Viral(+)-JQ1 compoundNuclear ProteinsProtein IsoformsRetroelementsSMARCA4 protein, humanSWI-SNF-B chromatin-remodeling complexTranscription FactorsTriazolesBET proteinBRD4BRG1bromodomainchromatinHIVJQ1latencyLTRSWI/SNF

Identifiers

PMID28844864
PMCPMC5610089
OpenAlexW2748087031

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.