Evidence map›Paper›PMID 7784177›Full record

ArticleNucleic acids research1995

Physical and functional interaction of the Epstein-Barr virus BZLF1 transactivator with the retinoic acid receptors RAR alpha and RXR alpha.

N D Sista, C Barry, K Sampson, J Pagano

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.9field-weighted citation impact, top 13% 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

15 citing papers in PubMed, 37 citations in OpenAlex.

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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.

N D Sista109 UNC-Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill 27599-7295, USA.
C Barry
K Sampson
J Pagano
UNC Lineberger Comprehensive Cancer CenterUniversity of North Carolina at Chapel Hill · US

Funding

Vironomics and Biostatistics CoreP01CA019014 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI BLOSSOM A DAMANIA, NANCY JOAN RAAB-TRAUB · 1985 to 2026
$43.8M
NCI NIH HHS 2 PO1 CA19014-17A1
6 · The paper itself

Abstract

Epstein-Barr virus (EBV) reactivation, indicated by induction of EBV early antigens from latently infected lymphoid cell lines by phorbol esters, is inhibited by retinoic acid (RA). Viral reactivation, which is triggered by the immediate-early BZLF-1 (Z) viral gene product, is repressed by retinoic acid receptors (RARs) RAR alpha and RXR alpha. These proteins negatively regulate Z-mediated transactivation of the promoter for an EBV early gene product, early antigen-diffuse (EaD). Here we confirm a direct physical interaction between the AP1-like protein Z and RXR alpha and map the domains of interaction in the Z protein and RXR alpha. The domain required for homodimerization of Z is separate from that required for its interaction with RXR alpha. Z also has the effect of repressing activation of an RAR-responsive cellular promoter (BRE). Point mutants in the dimerization domain of Z unable to interact with RXR alpha do not repress RXR alpha-mediated transactivation of BRE, the promoter for RAR beta, which suggests that interaction between the two proteins is required for this repressor effect. The domain of RXR alpha required for interaction with Z has been mapped, and is again separate from that required for homodimerization. These results indicate that a 'cross-coupling' or direct interaction between Z and RAR alpha and RXR alpha can modulate the reactivation of latent EBV infection and suggest that, reciprocally, the viral protein Z may influence cellular regulatory pathways.

Indexed as

Promoter Regions, GeneticAmino Acid SequenceBase SequenceBinding SitesDNA-Binding ProteinsDNA PrimersHerpesvirus 4, HumanHumansMacromolecular SubstancesMolecular Sequence DataOpen Reading FramesPoint MutationPolymerase Chain ReactionReceptors, Retinoic AcidRecombinant Fusion ProteinsRetinoic Acid Receptor alphaBZLF1 protein, Herpesvirus 4, HumanDNA-Binding ProteinsDNA PrimersMacromolecular SubstancesRARA protein, humanReceptors, Retinoic AcidRecombinant Fusion ProteinsRetinoic Acid Receptor alphaRetinoid X ReceptorsTrans-ActivatorsTranscription FactorsViral Proteins

Identifiers

PMID7784177
PMCPMC306929
OpenAlexW1995342855

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.