Evidence map›Paper›PMID 22156211›Full record

ArticleGenes & development2011

Core promoter-selective function of HMGA1 and Mediator in Initiator-dependent transcription.

Muyu Xu, Priyanka Sharma, Songqin Pan, Sohail Malik, Robert G Roeder, Ernest Martinez

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed, 35 citations in OpenAlex.

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  20. The Mediator complex: a central integrator of transcription.Nature reviews. Molecular cell biology · 2015
    Review
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 2 institutions in 1 country.

Muyu XuDepartment of Biochemistry, University of California at Riverside, Riverside, California 92521, USA.
Priyanka Sharma
Songqin Pan
Sohail Malik
Robert G Roeder
Ernest Martinez
Rockefeller University · USUniversity of California, Riverside · US

Funding

Mechanisms of p53 target gene activation in DNA damage responsesR01CA129325 · NCI · ROCKEFELLER UNIVERSITY · PI ROEDER, ROBERT G · 2007 to 2011
$4.0M
NCI NIH HHS CA129325NCI NIH HHS R01 CA129325
6 · The paper itself

Abstract

The factors and mechanisms underlying the differential activity and regulation of eukaryotic RNA polymerase II on different types of core promoters have remained elusive. Here we show that the architectural factor HMGA1 and the Mediator coregulator complex cooperate to enhance basal transcription from core promoters containing both a TATA box and an Initiator (INR) element but not from "TATA-only" core promoters. INR-dependent activation by HMGA1 and Mediator requires the TATA-binding protein (TBP)-associated factors (TAFs) within the TFIID complex and counteracts negative regulators of TBP/TATA-dependent transcription such as NC2 and Topoisomerase I. HMGA1 interacts with TFIID and Mediator and is required for the synergy of TATA and INR elements in mammalian cells. Accordingly, natural HMGA1-activated genes in embryonic stem cells tend to have both TATA and INR elements in a synergistic configuration. Our results suggest a core promoter-specific regulation of Mediator and the basal transcription machinery by HMGA1.

Indexed as

Promoter Regions, GeneticTranscription, GeneticHEK293 CellsHeLa CellsHMGA ProteinsHumansMediator ComplexTATA BoxTATA-Box Binding ProteinTranscription Factor TFIIDTransfectionHMGA ProteinsMediator ComplexTATA-Box Binding ProteinTranscription Factor TFIID

Identifiers

PMID22156211
PMCPMC3243061
OpenAlexW2102241905

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.