Evidence map›Paper›PMID 32455999›Full record

ReviewViruses2020

Molecular, Evolutionary, and Structural Analysis of the Terminal Protein Domain of Hepatitis B Virus Polymerase, a Potential Drug Target.

Timothy S Buhlig, Anastasia F Bowersox, Daniel L Braun, Desiree N Owsley, Kortney D James, Alfredo J Aranda, Connor D Kendrick, Nicole A Skalka, Daniel N Clark

Open access · goldAbstract readReview
In one paragraph

Review in Viruses, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.6field-weighted citation impact, top 16% 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

8 citing papers in PubMed, 15 citations in OpenAlex.

  1. Article
  2. Small Molecule Drugs Targeting Viral Polymerases.Pharmaceuticals (Basel, Switzerland) · 2024
    Review
  3. Review
  4. Article
  5. Article
  6. Recent Advances in Hepatitis B Treatment.Pharmaceuticals (Basel, Switzerland) · 2021
    Review
  7. Article
  8. Article
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

9 authors at 2 institutions in 1 country.

Timothy S BuhligMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.ORCID 0000-0002-8630-6021
Anastasia F BowersoxBiology Department, Lebanon Valley College, 101 N. College Ave., Annville, PA 17003, USA.
Daniel L BraunBiology Department, Lebanon Valley College, 101 N. College Ave., Annville, PA 17003, USA.
Desiree N OwsleyMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.
Kortney D JamesMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.ORCID 0000-0001-9576-6460
Alfredo J ArandaMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.
Connor D KendrickMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.
Nicole A SkalkaMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.
Daniel N ClarkMicrobiology Department, Weber State University, 1415 Edvalson St., Ogden, UT 84408, USA.ORCID 0000-0003-0346-8058
Weber State University · USLebanon Valley College · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Approximately 250 million people are living with chronic hepatitis B virus (HBV) infections, which claim nearly a million lives annually. The target of all current HBV drug therapies (except interferon) is the viral polymerase; specifically, the reverse transcriptase domain. Although no high-resolution structure exists for the HBV polymerase, several recent advances have helped to map its functions to specific domains. The terminal protein (TP) domain, unique to hepadnaviruses such as HBV, has been implicated in the binding and packaging of the viral RNA, as well as the initial priming of and downstream synthesis of viral DNA-all of which make the TP domain an attractive novel drug target. This review encompasses three types of analysis: sequence conservation analysis, secondary structure prediction, and the results from mutational studies. It is concluded that the TP domain of HBV polymerase is comprised of seven subdomains (three unstructured loops and four helical regions) and that all three loop subdomains and Helix 5 are the major determinants of HBV function within the TP domain. Further studies, such as modeling inhibitors of these critical TP subdomains, will advance the TP domain of HBV polymerase as a therapeutic drug target in the progression towards a cure.

Indexed as

Evolution, MolecularHepatitis B, ChronicHepatitis B virusHumansMutationProtein DomainsRNA-Directed DNA PolymeraseRNA Recognition Motif ProteinsRNA, ViralSequence AnalysisViral ProteinsRNA-Directed DNA PolymeraseRNA Recognition Motif ProteinsRNA, ViralViral Proteinshepatitis B virusprotein primingterminal protein

Identifiers

PMID32455999
PMCPMC7291194
OpenAlexW3027678777

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.