Evidence map›Paper›PMID 24741090›Full record

ArticleJournal of virology2014

Kaposi's sarcoma-associated herpesvirus-encoded LANA interacts with host KAP1 to facilitate establishment of viral latency.

Rui Sun, Deguang Liang, Yuan Gao, Ke Lan

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 68 papers.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed
3.9field-weighted citation impact, top 5% 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

68 citing papers in PubMed, 76 citations in OpenAlex.

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  11. Review
  12. KAP1 in antiviral immunity: dual roles in viral silencing and immune regulation.Frontiers in cellular and infection microbiology · 2025
    Review
  13. Article
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  17. Article
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8 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

4 authors at 2 institutions in 1 country.

Rui SunUnit of Tumor Virology, Key Laboratory of Molecular Virology and Immunology, Institut Pasteur of Shanghai, Chinese Academy of Sciences, Shanghai, China.
Deguang LiangUnit of Tumor Virology, Key Laboratory of Molecular Virology and Immunology, Institut Pasteur of Shanghai, Chinese Academy of Sciences, Shanghai, China.
Yuan GaoUnit of Tumor Virology, Key Laboratory of Molecular Virology and Immunology, Institut Pasteur of Shanghai, Chinese Academy of Sciences, Shanghai, China.
Ke LanUnit of Tumor Virology, Key Laboratory of Molecular Virology and Immunology, Institut Pasteur of Shanghai, Chinese Academy of Sciences, Shanghai, China lanke@ips.ac.cn.
Institut Pasteur of Shanghai · CNChinese Academy of Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

unlabelledKaposi's sarcoma-associated herpesvirus (KSHV) typically displays two different phases in its life cycle, the default latent phase and the lytic phase. There is a short period of lytic gene expression in the early stage of KSHV primary infection. The factors involved in the shutdown process of lytic gene expression are poorly identified. It has been shown that the latency-associated nuclear antigen (LANA) encoded by KSHV plays an important role in the establishment of viral latency. In screening, we identified a host protein, Krüppel-associated box domain-associated protein 1 (KAP1), that bound to LANA. We validated the interaction between LANA and KAP1 in vivo and in vitro, as well as their colocalization in the nucleus. We mapped out that LANA interacted with both the N- and C-terminal domains of KAP1. Based on the interface of LANA-KAP1 interaction determined, we proved that LANA recruited KAP1 to the RTA promoter region of the KSHV genome. We revealed that KAP1 was involved in transcriptional repression by LANA. We found multiple cooccupation sites of LANA and KAP1 on the whole KSHV genome by chromatin immunoprecipitation for sequencing (ChIP-seq) and demonstrated that LANA-recruited KAP1 played a critical role in the shutdown of lytic gene expression during the early stage of KSHV primary infection. Taken together, our data suggest that LANA interacts with KAP1 and represses lytic gene expression to facilitate the establishment of KSHV latency. IMPORTANCE: Our study revealed the mechanism of transcriptional repression by LANA during KSHV primary infection, providing new insights into the process of KSHV latency establishment.

Indexed as

Gene Expression Regulation, ViralAntigens, ViralBlotting, WesternChromatin ImmunoprecipitationFluorescent Antibody TechniqueGenome, ViralHerpesvirus 8, HumanHumansImmunoprecipitationNuclear ProteinsPromoter Regions, GeneticRepressor ProteinsRNA, Small InterferingSarcoma, KaposiTrans-ActivatorsTripartite Motif-Containing Protein 28Antigens, Virallatency-associated nuclear antigenNuclear ProteinsRepressor ProteinsRNA, Small InterferingTrans-ActivatorsTRIM28 protein, humanTripartite Motif-Containing Protein 28

Identifiers

PMID24741090
PMCPMC4054432
OpenAlexW2138987143

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.