Evidence map›Paper›PMID 9733866›Full record

ArticleJournal of virology1998

Identification of a negative cis element within the ZII domain of the Epstein-Barr virus lytic switch BZLF1 gene promoter.

P Liu, S Liu, S H Speck

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
0.9field-weighted citation impact, top 25% 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

38 citing papers in PubMed, 49 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

3 authors at 2 institutions in 1 country.

P LiuDepartments of Pathology and Molecular Microbiology and Division of Molecular Oncology, Washington University School of Medicine, St. Louis, Missouri 63110, USA.
S Liu
S H Speck
Washington University in St. Louis · USMolecular Oncology (United States) · US

Funding

Control of Gammaherpesvirus ReplicationR01CA052004 · NCI · WASHINGTON UNIVERSITY · PI SPECK, SAMUEL H · 1990 to 2013
$4.1M
NCI NIH HHS CA52004NCI NIH HHS R01 CA052004
6 · The paper itself

Abstract

The Epstein-Barr virus (EBV) lytic switch gene, BZLF1, is tightly regulated in latently infected B cells. The BZLF1 gene promoter (Zp) contains several cis elements that have been previously shown to respond to inducers of the viral lytic cycle. These include four copies of an element referred to as the ZI domains and an element that contains a consensus CRE/AP-1 motif (ZII domain). In addition, Zp is autoregulated through two sites that bind the BZLF1 gene product Zta. The ZI domains have been shown to bind the ubiquitous cellular transcription factors Sp1 and Sp3 and/or the myocyte enhancer factor 2D (Liu et al., EMBO J. 16:143-153, 1997; Liu et al., Virology 228:9-16, 1997). Here we present a functional analysis of the ZII domain and show: (i) ATF-1 and ATF-2 appear to be the predominant cellular factors that bind to the CRE/AP-1 motif present in the ZII domain; and (ii) the region immediately upstream of the CRE/AP-1 motif contains a potent negative cis element, mutation of which results in a >10-fold increase in Zp activity. The negative cis element (ZIIR) in the ZII domain decreases both basal and induced Zp activity and thus is likely to play an important role in regulating reactivation of EBV. In addition, analysis of heterologous promoter constructs indicates that the function of ZIIR is context sensitive. Attempts to demonstrate a cellular factor binding to ZIIR have been unsuccessful, leaving unresolved the mechanism by which repression is mediated.

Indexed as

Promoter Regions, GeneticViral ProteinsActivating Transcription Factor 1Activating Transcription Factor 2Base SequenceCyclic AMP Response Element-Binding ProteinDNA-Binding ProteinsDNA, ViralHerpesvirus 4, HumanIonomycinMutationProtein BindingTetradecanoylphorbol AcetateTrans-ActivatorsTranscription FactorsTumor Cells, CulturedActivating Transcription Factor 1Activating Transcription Factor 2BZLF1 protein, Herpesvirus 4, HumanCyclic AMP Response Element-Binding ProteinDNA-Binding ProteinsDNA, ViralIonomycinTetradecanoylphorbol AcetateTrans-ActivatorsTranscription FactorsViral Proteins

Identifiers

PMID9733866
PMCPMC110177
OpenAlexW2114691412

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.