Evidence map›Paper›PMID 21345968›Full record

ArticleJournal of virology2011

Uncoupling uncoating of herpes simplex virus genomes from their nuclear import and gene expression.

Kathrin Rode, Katinka Döhner, Anne Binz, Mandy Glass, Tanja Strive, Rudolf Bauerfeind, Beate Sodeik

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

23 citing papers in PubMed, 35 citations in OpenAlex.

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  13. Article
  14. Nuclear entry of DNA viruses.Frontiers in microbiology · 2015
    Review
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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

7 authors at 1 institution in 1 country.

Kathrin RodeInstitut für Virologie, OE 5230, Medizinische Hochschule Hannover, Carl-Neuberg-Str. 1, D-30625 Hannover, Germany.
Katinka Döhner
Anne Binz
Mandy Glass
Tanja Strive
Rudolf Bauerfeind
Beate Sodeik
Medizinische Hochschule Hannover · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Incoming capsids of herpes simplex virus type 1 (HSV-1) enter the cytosol by fusion of the viral envelopes with host cell membranes and use microtubules and microtubule motors for transport to the nucleus. Upon docking to the nuclear pores, capsids release their genomes into the nucleoplasm. Progeny genomes are replicated in the nucleoplasm and subsequently packaged into newly assembled capsids. The minor capsid protein pUL25 of alphaherpesviruses is required for capsid stabilization after genome packaging and for nuclear targeting of incoming genomes. Here, we show that HSV-1 pUL25 bound to mature capsids within the nucleus and remained capsid associated during assembly and nuclear targeting. Furthermore, we tested potential interactions between parental pUL25 bound to incoming HSV-1 capsids and host factors by competing for such interactions with an experimental excess of cytosolic pUL25. Overexpression of pUL25, GFPUL25, or UL25GFP prior to infection reduced gene expression of HSV-1. Electron microscopy and in situ hybridization studies revealed that an excess of GFPUL25 or UL25GFP prevented efficient nuclear import and/or transcription of parental HSV-1 genomes, but not nuclear targeting of capsids or the uncoating of the incoming genomes at the nuclear pore. Thus, the uncoating of HSV-1 genomes could be uncoupled from their nuclear import and gene expression. Most likely, surplus pUL25 competed with important interactions between the parental capsids, and possibly between authentic capsid-associated pUL25, and cytosolic or nuclear host factors required for functional interaction of the incoming genomes with the nuclear machinery.

Indexed as

Active Transport, Cell NucleusGene ExpressionVirus UncoatingAnimalsCell LineDNA, ViralHerpesvirus 1, HumanHumansProtein BindingViral ProteinsDNA, ViralViral Proteins

Identifiers

PMID21345968
PMCPMC3126263
OpenAlexW2160599563

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.