Evidence map›Paper›PMID 8065919›Full record

ArticleNucleic acids research1994

An adenovirus E1A transcriptional repressor domain functions as an activator when tethered to a promoter.

M Bondesson, M Mannervik, G Akusjärvi, C Svensson

Open access · bronzeAbstract read
In one paragraph

Article in Nucleic acids research, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.3field-weighted citation impact, top 11% 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

19 citing papers in PubMed, 37 citations in OpenAlex.

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  17. E2F1 and E1A(12S) have a homologous activation domain regulated by RB and CBP.Proceedings of the National Academy of Sciences of the United States of America · 1996
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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

4 authors at 2 institutions in 1 country.

M BondessonDepartment of Cell and Molecular Biology, Medical Nobel Institute, Karolinska Institutet, Stockholm, Sweden.
M Mannervik
G Akusjärvi
C Svensson
Karolinska Institutet · SENobel Foundation · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The adenovirus E1A protein contains three well conserved regions, designated conserved region (CR) 1, 2 and 3, which are important for the multiple activities ascribed to E1A. The CR3 domain constitutes a prototypic transcription activator, consisting of a promoter targeting region and a transactivating region. Here we demonstrate the existence of a second transactivating region located within amino acids 28 to 90 (essentially the CR1 domain) of the E1A protein. A fusion protein, containing the Gal4 DNA binding domain linked to CR1, was as efficient as the classical CR3 transactivator in activating transcription from a reporter plasmid containing Gal4 binding sites. However, competition experiments suggest that Gal/CR1 and Gal/CR3 work through different cellular targets. The E1A-243R protein has previously been extensively characterized as a repressor of transcription. Here we show that a Gal4 fusion protein expressing the CR1 domain is indeed sufficient for repression of SV40 enhancer activity. Collectively, our results suggest that CR1 functions as an activator if tethered to a promoter and as a repressor in the absence of promoter association.

Indexed as

Promoter Regions, GeneticSaccharomyces cerevisiae ProteinsTranscription FactorsAdenovirus E1A ProteinsBinding, CompetitiveBinding SitesDNA-Binding ProteinsDrug SynergismEnhancer Elements, GeneticFungal ProteinsImmunosorbent TechniquesRecombinant Fusion ProteinsRepressor ProteinsSimian virus 40Structure-Activity RelationshipTranscriptional ActivationAdenovirus E1A ProteinsDNA-Binding ProteinsFungal ProteinsGAL4 protein, S cerevisiaeRecombinant Fusion ProteinsRepressor ProteinsSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID8065919
PMCPMC310275
OpenAlexW2098623017

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.