Evidence map›Paper›PMID 10572179›Full record

ArticleNucleic acids research1999

Expression of the human immunodeficiency virus frameshift signal in a bacterial cell-free system: influence of an interaction between the ribosome and a stem-loop structure downstream from the slippery site.

M N Brunelle, C Payant, G Lemay, L Brakier-Gingras

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 1999. 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
0.2field-weighted citation impact, top 51% 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, 21 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 1 country.

M N BrunelleDépartement de Biochimie, Université de Montréal, Montréal, Québec H3T 1J4, Canada.
C Payant
G Lemay
L Brakier-Gingras
Université de Montréal · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A-1 frameshift event is required for expression of the pol gene when ribosomes translate the mRNA of human immunodeficiency virus type-1 (HIV-1). In this study, we inserted the frameshift region of HIV-1 (a slippery heptanucleotide motif followed by a stem-loop) in a reporter gene coding for firefly luciferase. The ability of the corresponding mRNA, generated by in vitro transcription, to be translated in an Escherichia coli cell-free extract is the first demonstration that the HIV-1 frameshift can be reproduced in a bacterial cell-free extract, providing a powerful approach for analysis of the frameshift mechanism. The responses of the frameshift signal to chloramphenicol, an inhibitor of peptide bond formation, and spectinomycin, an inhibitor of translocation, suggest that the frameshift complies with the same rules found in eukaryotic translation systems. Furthermore, when translation was performed in the presence of streptomycin and neamine, two error-inducing antibiotics, or with hyperaccurate ribosomes mutated in S12, the frameshift efficiency was increased or decreased, respectively, but only in the presence of the stem-loop, suggesting that the stem-loop can influence the frameshift through a functional interaction with the ribosomes.

Indexed as

Frameshifting, RibosomalPromoter Regions, GeneticAnimalsAnti-Bacterial AgentsBase SequenceCell-Free SystemChloramphenicol O-AcetyltransferaseCloning, MolecularColeopteraEscherichia coliGenes, gagGenes, polGenes, ReporterHIV-1HumansLuciferasesAnti-Bacterial AgentsChloramphenicol O-AcetyltransferaseLuciferasesRecombinant ProteinsRNA, MessengerRNA, Viral

Identifiers

PMID10572179
PMCPMC148779
OpenAlexW1976673862

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.