ArticleJournal of virology2013
Interplay between polyadenylate-binding protein 1 and Kaposi's sarcoma-associated herpesvirus ORF57 in accumulation of polyadenylated nuclear RNA, a viral long noncoding RNA.
Article in Journal of virology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.
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Who cites it
45 citing papers in PubMed, 55 citations in OpenAlex.
- High-throughput screening identifies a critical role of the SPOP-PABPC1 axis in lung adenocarcinoma progression.Proceedings of the National Academy of Sciences of the United States of America · 2026Article
- ORF57/MTA in KSHV Biology and Pathogenesis: Update From 2015.Journal of medical virology · 2026Review
- The NAT10/acCell communication and signaling : CCS · 2026Review
- Pseudouridine prevalence in Kaposi's sarcoma-associated herpesvirus transcriptome reveals an essential mechanism for viral replication.Proceedings of the National Academy of Sciences of the United States of America · 2025Article
- Article
- KSHV promotes oncogenic FOS to inhibit nuclease AEN and transactivate RGS2 for AKT phosphorylation.bioRxiv : the preprint server for biology · 2024Article
- NAT10-dependent NNature communications · 2023Article
- Human herpesvirus 8 ORF57 protein is able to reduce TDP-43 pathology: network analysis identifies interacting pathways.Human molecular genetics · 2023Article
- LncRNA WDR11-AS1 Promotes Extracellular Matrix Synthesis in Osteoarthritis by Directly Interacting with RNA-Binding Protein PABPC1 to Stabilize SOX9 Expression.International journal of molecular sciences · 2023Article
- Transcriptomic response to ISAV infection in the gills, head kidney and spleen of resistant and susceptible Atlantic salmon.BMC genomics · 2022Article
- When Poly(A) Binding Proteins Meet Viral Infections, Including SARS-CoV-2.Journal of virology · 2022Review
- Protein-RNA Interactome Analysis Reveals Wide Association of Kaposi's Sarcoma-Associated Herpesvirus ORF57 with Host Noncoding RNAs and Polysomes.Journal of virology · 2022Article
- Localization and Functional Roles of Components of the Translation Apparatus in the Eukaryotic Cell Nucleus.Cells · 2021Review
- Long non-coding RNA LNC_000641 regulates pseudorabies virus replication.Veterinary research · 2021Article
- RNA Granules in Antiviral Innate Immunity: A Kaposi's Sarcoma-Associated Herpesvirus Journey.Frontiers in microbiology · 2021Review
- Vaccinia Virus as a Master of Host Shutoff Induction: Targeting Processes of the Central Dogma and Beyond.Pathogens (Basel, Switzerland) · 2020Review
- Host shutoff activity of VHS and SOX-like proteins: role in viral survival and immune evasion.Virology journal · 2020Review
- PAN RNA: transcriptional exhaust from a viral engine.Journal of biomedical science · 2020Review
- RNase L promotes the formation of unique ribonucleoprotein granules distinct from stress granules.The Journal of biological chemistry · 2020Article
- PABPC1-induced stabilization of BDNF-AS inhibits malignant progression of glioblastoma cells through STAU1-mediated decay.Cell death & disease · 2020Article
Corrections and comments
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Authors and funding
4 authors at 2 institutions in 1 country.
Funding
Abstract
Polyadenylate-binding protein cytoplasmic 1 (PABPC1) is a cytoplasmic-nuclear shuttling protein important for protein translation initiation and both RNA processing and stability. We report that PABPC1 forms a complex with the Kaposi's sarcoma-associated herpesvirus (KSHV) ORF57 protein, which allows ORF57 to interact with a 9-nucleotide (nt) core element of KSHV polyadenylated nuclear (PAN) RNA, a viral long noncoding RNA (lncRNA), and increase PAN stability. The N-terminal RNA recognition motifs (RRMs) of PABPC1 are necessary for the direct interaction with ORF57. During KSHV lytic infection, the expression of viral ORF57 leads to a substantial decrease in overall PABPC1 expression, along with a shift in the cellular distribution of the remaining PABPC1 to the nucleus. Interestingly, PABPC1 and ORF57 have opposing functions in modulating PAN steady-state accumulation. The suppressive effect of PABPC1 specific to PAN expression is alleviated by small interfering RNA knockdown of PABPC1 or by overexpression of ORF57. Conversely, ectopic PABPC1 reduces ORF57 steady-state protein levels and induces aberrant polyadenylation of PAN and thereby indirectly inhibits ORF57-mediated PAN accumulation. However, E1B-AP5 (heterogeneous nuclear ribonucleoprotein U-like 1), which interacts with a region outside the 9-nt core to stimulate PAN expression, does not interact or even colocalize with ORF57. Unlike PABPC1, the nuclear distribution of E1B-AP5 remains unchanged by viral lytic infection or overexpression of ORF57. Together, these data indicate that PABPC1 is an important cellular target of viral ORF57 to directly upregulate PAN accumulation during viral lytic infection, and the ability of host PABPC1 to disrupt ORF57 expression is a strategic host counterbalancing mechanism.
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Registered trials
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.