Evidence map›Paper›PMID 9321651›Full record

ArticleNucleic acids research1997

The primer binding site on the RNA genome of human and simian immunodeficiency viruses is flanked by an upstream hairpin structure.

B Berkhout

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.1field-weighted citation impact, top 22% 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

14 citing papers in PubMed, 32 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

1 author at 1 institution in 1 country.

B BerkhoutDepartment of Human Retrovirology, Academic Medical Center, University of Amsterdam, PO Box 22700, 1100 DE Amsterdam, The Netherlands. b.berkhout@amc.uva.nl
University of Amsterdam · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Reverse transcription of retroviral genomes is primed by a tRNA molecule that anneals to an 18 nt primer binding site (PBS) on the viral RNA genome. Additional base pair interactions between the tRNA primer and the viral RNA have been proposed. In particular, base pairing was proposed between the anticodon loop of tRNALys3 and the 'A-rich' loop of a hairpin located immediately upstream of the PBS site in HIV-1 RNA. In order to judge the importance of this sequence/structure motif, we performed an extensive phylogenetic analysis of this genomic region in a variety of simian and human immunodeficiency viruses (SIV and HIV). Both the phylogeny of natural HIV/SIV sequences and the behaviour of U5-PBS mutant/revertant viruses support the idea that this RNA structure is critical for virus replication. Although this hairpin may play a role in tRNA annealing and/or initiation of reverse transcription, the proposed base pairing interaction between the A-rich loop of the HIV-1 hairpin and the anticodon of the initiator tRNA is not directly supported by this analysis.

Indexed as

Nucleic Acid ConformationBase CompositionBase SequenceBinding SitesDrug StabilityHIVMolecular Sequence DataPhylogenyRNA-Directed DNA PolymeraseRNA, Transfer, LysRNA, ViralSimian Immunodeficiency VirusThermodynamicsRNA-Directed DNA PolymeraseRNA, Transfer, LysRNA, Viral

Identifiers

PMID9321651
PMCPMC147018
OpenAlexW2151115540

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.