Evidence map›Paper›PMID 26811480›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2016

Cytoplasmic isoforms of Kaposi sarcoma herpesvirus LANA recruit and antagonize the innate immune DNA sensor cGAS.

Guigen Zhang, Baca Chan, Naira Samarina, Bizunesh Abere, Magdalena Weidner-Glunde, Anna Buch, Andreas Pich, Melanie M Brinkmann, Thomas F Schulz

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 130 papers.

0numbers the graph read from it
0cells of the map it votes in
130citing papers in PubMed
10.4field-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

130 citing papers in PubMed, 161 citations in OpenAlex.

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70 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

9 authors at 2 institutions in 1 country.

Guigen ZhangInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany;
Baca ChanHelmholtz Centre for Infection Research, 38124 Braunschweig, Germany;
Naira SamarinaInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany;
Bizunesh AbereInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany;
Magdalena Weidner-GlundeInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany;
Anna BuchInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany;
Andreas PichInstitute of Toxicology, Hannover Medical School, 30625 Hannover, Germany.
Melanie M BrinkmannInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany; Helmholtz Centre for Infection Research, 38124 Braunschweig, Germany;
Thomas F SchulzInstitute of Virology, Hannover Medical School, 30625 Hannover, Germany; schulz.thomas@mh-hannover.de.
Medizinische Hochschule Hannover · DEHelmholtz Centre for Infection Research · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The latency-associated nuclear antigen (LANA) of Kaposi sarcoma herpesvirus (KSHV) is mainly localized and functions in the nucleus of latently infected cells, playing a pivotal role in the replication and maintenance of latent viral episomal DNA. In addition, N-terminally truncated cytoplasmic isoforms of LANA, resulting from internal translation initiation, have been reported, but their function is unknown. Using coimmunoprecipitation and MS, we found the cGMP-AMP synthase (cGAS), an innate immune DNA sensor, to be a cellular interaction partner of cytoplasmic LANA isoforms. By directly binding to cGAS, LANA, and particularly, a cytoplasmic isoform, inhibit the cGAS-STING-dependent phosphorylation of TBK1 and IRF3 and thereby antagonize the cGAS-mediated restriction of KSHV lytic replication. We hypothesize that cytoplasmic forms of LANA, whose expression increases during lytic replication, inhibit cGAS to promote the reactivation of the KSHV from latency. This observation points to a novel function of the cytoplasmic isoforms of LANA during lytic replication and extends the function of LANA from its role during latency to the lytic replication cycle.

Indexed as

AnimalsAntigens, ViralChlorocebus aethiopsCyclic Guanosine Monophosphate-Adenosine Monophosphate SynthaseCytoplasmHeLa CellsHerpesvirus 8, HumanHumansNuclear ProteinsNucleotidyltransferasesProtein IsoformsVero CellsVirus ReplicationAntigens, ViralcGAS protein, humanCyclic Guanosine Monophosphate-Adenosine Monophosphate Synthaselatency-associated nuclear antigenNuclear ProteinsNucleotidyltransferasesProtein Isoformscyclic GMP-AMP synthasecytoplasmic LANAKSHV

Identifiers

PMID26811480
PMCPMC4776510
OpenAlexW2264201737

What OpenQuestion holds

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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.