Evidence map›Paper›PMID 38284014›Full record

ArticleACS omega2024

Abundance of G-Quadruplex Forming Sequences in the Hepatitis Delta Virus Genomes.

Václav Brázda, Natália Valková, Michaela Dobrovolná, Jean-Louis Mergny

Abstract read
In one paragraph

Article in ACS omega, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
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

4 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Review
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.

Václav BrázdaInstitute of Biophysics of the Czech Academy of Sciences, Královopolská 135, Brno 621 00, Czech Republic.ORCID https://orcid.org/0000-0003-2837-4226
Natália ValkováInstitute of Biophysics of the Czech Academy of Sciences, Královopolská 135, Brno 621 00, Czech Republic.
Michaela DobrovolnáInstitute of Biophysics of the Czech Academy of Sciences, Královopolská 135, Brno 621 00, Czech Republic.
Jean-Louis MergnyInstitute of Biophysics of the Czech Academy of Sciences, Královopolská 135, Brno 621 00, Czech Republic.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hepatitis delta virus (HDV) is a highly unusual RNA satellite virus that depends on the presence of hepatitis B virus (HBV) to be infectious. Its compact and variable single-stranded RNA genome consists of eight major genotypes distributed unevenly across different continents. The significance of noncanonical secondary structures such as G-quadruplexes (G4s) is increasingly recognized at the DNA and RNA levels, particularly for transcription, replication, and translation. G4s are formed from guanine-rich sequences and have been identified in the vast majority of viral, eukaryotic, and prokaryotic genomes. In this study, we analyzed the G4 propensity of HDV genomes by using G4Hunter. Unlike HBV, which has a G4 density similar to that of the human genome, HDV displays a significantly higher number of potential quadruplex-forming sequences (PQS), with a density more than four times greater than that of the human genome. This finding suggests a critical role for G4s in HDV, especially given that the PQS regions are conserved across HDV genotypes. Furthermore, the prevalence of G4-forming sequences may represent a promising target for therapeutic interventions to control HDV replication.

Identifiers

PMID38284014
PMCPMC10809645

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Registered trials

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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.