Evidence map›Paper›PMID 15069126›Full record

ArticleNucleic acids research2004

An RNA secondary structure bias for non-homologous reverse transcriptase-mediated deletions in vivo.

Mogens Duch, Maria L Carrasco, Thomas Jespersen, Lars Aagaard, Finn Skou Pedersen

Open access · bronzeAbstract read
In one paragraph

Article in Nucleic acids research, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.8field-weighted citation impact, top 30% 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

11 citing papers in PubMed, 17 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

5 authors at 1 institution in 1 country.

Mogens DuchDepartment of Molecular Biology, University of Aarhus, C.F. Mollers Allé, Building 130, DK-8000 Aarhus, Denmark.
Maria L Carrasco
Thomas Jespersen
Lars Aagaard
Finn Skou Pedersen
Aarhus University · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Murine leukemia viruses harboring an internal ribosome entry site (IRES)-directed translational cassette are able to replicate, but undergo loss of heterologous sequences upon continued passage. While complete loss of heterologous sequences is favored when these are flanked by a direct repeat, deletion mutants with junction sites within the heterologous cassette may also be retrieved, in particular from vectors without flanking repeats. Such deletion mutants were here used to investigate determinants of reverse transcriptase-mediated non-homologous recombination. Based upon previous structural analysis the individual recombination sites within the IRES could be assigned to either base-paired or unpaired regions of RNA. This assignment showed a significant bias (P = 0.000082) towards recombination within unpaired regions of the IRES. We propose that the events observed in this in vivo system result from template switching during first-strand cDNA synthesis and that the choice of acceptor sites for non-homologous recombination are guided by non-paired regions. Our results may have implications for recombination events taking place within structured regions of retroviral RNA genomes, especially in the absence of longer stretches of sequence similarity.

Indexed as

Recombination, GeneticSequence DeletionAnimalsBase SequenceCell LineMiceMolecular Sequence DataNucleic Acid ConformationRegulatory Sequences, Ribonucleic AcidRetroviridaeRNA-Directed DNA PolymeraseRNA, ViralSequence Homology, Nucleic AcidVirus ReplicationRegulatory Sequences, Ribonucleic AcidRNA-Directed DNA PolymeraseRNA, Viral

Identifiers

PMID15069126
PMCPMC390364
OpenAlexW2044590361

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.