Evidence map›Paper›PMID 18945770›Full record

ArticleJournal of virology2009

The two functions of herpes simplex virus 1 ICP0, inhibition of silencing by the CoREST/REST/HDAC complex and degradation of PML, are executed in tandem.

Haidong Gu, Bernard Roizman

Abstract read
In one paragraph

Article in Journal of virology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
5.6field-weighted citation impact, top 4% 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

64 citing papers in PubMed, 93 citations in OpenAlex.

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4 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.

Haidong GuThe Marjorie B. Kovler Viral Oncology Laboratories, University of Chicago, 910 East 58th Street, Chicago, IL 60637, USA.
Bernard Roizman
University of Chicago · US

Funding

Dissection Of The Functions Of Herpes Simplex Virus ICPOR37CA078766 · NCI · UNIVERSITY OF CHICAGO · PI ROIZMAN, BERNARD · 2003 to 2012
$4.4M
DISSECTION OF THE FUNCTIONS OF HERPES SIMPLEX VIRUS ICPOR01CA078766 · NCI · UNIVERSITY OF CHICAGO · PI ROIZMAN, BERNARD · 1998 to 2002
$1.1M
NCI NIH HHS CA78766NCI NIH HHS R01 CA078766NCI NIH HHS R37 CA078766
6 · The paper itself

Abstract

ICP0, an alpha (immediate-early) protein of herpes simplex virus 1, performs at least two key functions. It blocks inhibition of viral-gene expression by interferon, a function dependent on the degradation of the ND10 components PML and SP100 by the ubiquitin ligase expressed by the RING finger (RF), and it blocks silencing of viral DNA mediated by the HDAC1/2-CoREST-REST complex. In the latter case, a mutant CoREST lacking the HDAC1 binding site compensates totally or in part for the absence of ICP0 in a cell-type-dependent manner. Here, we compare the phenotypes of an ICP0 mutant containing disabling amino acid substitutions in the RF with those of a mutant with substitutions in the CoREST binding site (R8507). We report the following: (i) the onset of replication of both mutants was delayed, but the RF mutant yields did not reach wild-type virus levels even as late as 48 h after infection, and (ii) in infected cells, PML is rapidly degraded by wild-type virus, with some delay by the R8507 mutant, and is spared by the RF mutant. The translocation of ICP0 to the cytoplasm is impaired in cells infected with the RF mutant or delayed in cells infected with the R8507 mutant. Finally, in contrast to wild-type viruses, both mutants are inhibited by alpha or gamma interferon. The results indicate that both sets of events, the degradation of PML and the blocking of silencing, are interdependent and in large measure dependent on events in the ND10 nuclear bodies.

Indexed as

Histone Deacetylase InhibitorsVirus ReplicationAmino Acid SubstitutionAnimalsChlorocebus aethiopsCo-Repressor ProteinsDNA-Binding ProteinsHeLa CellsHerpesvirus 1, HumanHumansImmediate-Early ProteinsMutagenesis, Site-DirectedMutant ProteinsMutation, MissenseNerve Tissue ProteinsNuclear ProteinsCo-Repressor ProteinsDNA-Binding ProteinsHistone Deacetylase InhibitorsImmediate-Early ProteinsMutant ProteinsNerve Tissue ProteinsNuclear ProteinsPML protein, humanPromyelocytic Leukemia ProteinRCOR1 protein, humanRE1-Silencing Transcription FactorRepressor ProteinsTranscription FactorsTumor Suppressor ProteinsUbiquitin-Protein LigasesVmw110 protein, Human herpesvirus 1

Identifiers

PMID18945770
PMCPMC2612314
OpenAlexW2137315900

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.