Evidence map›Paper›PMID 7692081›Full record

ArticleJournal of virology1993

Novel mechanism for reverse transcription in hepatitis B viruses.

G H Wang, C Seeger

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Journal of virology, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 156 papers.

0numbers the graph read from it
0cells of the map it votes in
156citing papers in PubMed
17.3field-weighted citation impact, top 1% 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

156 citing papers in PubMed, 296 citations in OpenAlex.

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  8. Conservation of the HBV RNA element epsilon in nackednaviruses reveals ancient origin of protein-primed reverse transcription.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  9. Review
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  15. Mouse models for hepatitis B virus research.Laboratory animal research · 2018
    Review
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  18. Review
  19. Article
  20. Article

96 more citing papers are in PubMed but not listed here.

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

2 authors at 1 institution in 1 country.

G H WangInstitute for Cancer Research, Fox Chase Cancer Center, Philadelphia, Pennsylvania 19111.
C Seeger
Fox Chase Cancer Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Reverse transcription of all retroviruses and most retroid elements requires tRNA as a primer for DNA synthesis. However, in hepatitis B viruses the viral polymerase itself acts as a primer for reverse transcription (G.-H. Wang and C. Seeger, Cell 71:663-670, 1992). We have now demonstrated that in order to prime DNA synthesis, the polymerase binds to an RNA hairpin, which then serves as a template for the formation of a short DNA primer that is covalently linked to protein. Following its synthesis, the nascent DNA strand apparently dissociates from its template and reanneals with complementary sequences at the 3' end of the RNA genome, where DNA synthesis continues. Since this RNA hairpin also functions as a packaging signal for viral RNA, hepadnaviruses have adopted a replication strategy that relies on the same signal for two biochemically distinct events, RNA packaging and reverse transcription. This mechanism is without precedent among all known retroid elements and among other viruses and bacteriophages that use protein as a primer for RNA or DNA synthesis. It could provide an effective target for antiviral therapy, which is required for the treatment of more than 300 million carriers of hepatitis B virus.

Indexed as

Base SequenceDNA Mutational AnalysisDNA, ViralHepatitis B virusHepatitis B Virus, DuckMolecular Sequence DataMutagenesis, Site-DirectedNucleic Acid ConformationRNA-Directed DNA PolymeraseRNA, ViralSequence AlignmentDNA, ViralRNA-Directed DNA PolymeraseRNA, Viral

Identifiers

PMID7692081
PMCPMC238087
OpenAlexW1853569310

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.