Evidence map›Paper›PMID 9658089›Full record

ArticleJournal of virology1998

Naturally occurring human immunodeficiency virus type 1 long terminal repeats have a frequently observed duplication that binds RBF-2 and represses transcription.

M C Estable, B Bell, M Hirst, I Sadowski

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 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.6field-weighted citation impact, top 35% 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, 42 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 1 institution in 2 countries.

M C EstableDepartment of Biochemistry and Molecular Biology, Faculty of Medicine, UBC Center for Excellence in HIV/AIDS, Vancouver, British Columbia, Canada.
B Bell
M Hirst
I Sadowski
Center for Excellence in Education · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Approximately 38% of human immunodeficiency virus type 1 (HIV-1)-infected patients within the Vancouver Lymphadenopathy-AIDS Study have proviruses bearing partial 15- to 34-nucleotide duplications upstream of the NF-kappaB binding sites within the 5' long terminal repeat (LTR). This most frequent naturally occurring length polymorphism (MFNLP) of the HIV-1 5' LTR encompasses potential binding sites for several candidate transcription factors, including TCF-1alpha/hLEF, c-Ets, AP-4, and Ras-responsive binding factor 2 (RBF-2) (M. C. Estable et al., J. Virol. 70:4053-4062, 1996). RBF-2 and an apparently related factor, RBF-1, bind to at least four cis elements within the LTR which are required for full transcriptional responsiveness to protein-tyrosine kinases and v-Ras (B. Bell and I. Sadowski, Oncogene 13:2687-2697, 1996). Here we demonstrate that representative MFNLPs from two patients specifically bind RBF-2. In both cases, deletion of the MFNLP caused elevated LTR-directed transcription in cells expressing RBF-2 but not in cells with undetectable RBF-2. RBF-1, but not RBF-2, appears to contain the Ets transcription factor family member GABPalpha/GABPbeta1. Taken together with the fact that every MFNLP from a comparative study of over 500 LTR sequences from 42 patients contains a predicted binding site for RBF-2, our data suggest that the MFNLP is selected in vivo because it provides a duplicated RBF-2 cis element, which may limit transcription in monocytes and activated T cells.

Indexed as

DNA ReplicationHIV Long Terminal RepeatTranscription, GeneticVirus ReplicationDNA-Binding ProteinsGA-Binding Protein Transcription FactorHIV-1HumansJurkat CellsLymphoid Enhancer-Binding Factor 1Nuclear ProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-etsTranscription FactorsDNA-Binding ProteinsGA-Binding Protein Transcription FactorLymphoid Enhancer-Binding Factor 1Nuclear ProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-etsTranscription Factors

Identifiers

PMID9658089
PMCPMC109809
OpenAlexW2151709927

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.