Evidence map›Paper›PMID 23221557›Full record

ArticleJournal of virology2013

Pin1 interacts with the Epstein-Barr virus DNA polymerase catalytic subunit and regulates viral DNA replication.

Yohei Narita, Takayuki Murata, Akihide Ryo, Daisuke Kawashima, Atsuko Sugimoto, Teru Kanda, Hiroshi Kimura, Tatsuya Tsurumi

Open access · bronzeAbstract read
In one paragraph

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 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
0.9field-weighted citation impact, top 26% 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

29 citing papers in PubMed, 42 citations in OpenAlex.

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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

8 authors at 3 institutions in 1 country.

Yohei NaritaDivision of Virology, Aichi Cancer Center Research Institute, Chikusa-ku, Nagoya, Japan.
Takayuki Murata
Akihide Ryo
Daisuke Kawashima
Atsuko Sugimoto
Teru Kanda
Hiroshi Kimura
Tatsuya Tsurumi
Aichi Cancer Center · JPNagoya University · JPYokohama City University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Peptidyl-prolyl cis-trans isomerase NIMA-interacting 1 (Pin1) protein is known as a regulator which recognizes phosphorylated Ser/Thr-Pro motifs and increases the rate of cis and trans amide isomer interconversion, thereby altering the conformation of its substrates. We found that Pin1 knockdown using short hairpin RNA (shRNA) technology resulted in strong suppression of productive Epstein-Barr virus (EBV) DNA replication. We further identified the EBV DNA polymerase catalytic subunit, BALF5, as a Pin1 substrate in glutathione S-transferase (GST) pulldown and immunoprecipitation assays. Lambda protein phosphatase treatment abolished the binding of BALF5 to Pin1, and mutation analysis of BALF5 revealed that replacement of the Thr178 residue by Ala (BALF5 T178A) disrupted the interaction with Pin1. To further test the effects of Pin1 in the context of virus infection, we constructed a BALF5-deficient recombinant virus. Exogenous supply of wild-type BALF5 in HEK293 cells with knockout recombinant EBV allowed efficient synthesis of viral genome DNA, but BALF5 T178A could not provide support as efficiently as wild-type BALF5. In conclusion, we found that EBV DNA polymerase BALF5 subunit interacts with Pin1 through BALF5 Thr178 in a phosphorylation-dependent manner. Pin1 might modulate EBV DNA polymerase conformation for efficient, productive viral DNA replication.

Indexed as

Host-Pathogen InteractionsVirus ReplicationCell LineCentrifugationDNA-Binding ProteinsDNA-Directed DNA PolymeraseDNA Mutational AnalysisDNA, ViralGene Knockdown TechniquesHerpesvirus 4, HumanHumansImmunoprecipitationNIMA-Interacting Peptidylprolyl IsomerasePeptidylprolyl IsomerasePhosphorylationProtein Interaction MappingBALF5 protein, Epstein-barr virusDNA-Binding ProteinsDNA-Directed DNA PolymeraseDNA, ViralNIMA-Interacting Peptidylprolyl IsomerasePeptidylprolyl IsomerasePIN1 protein, humanThreonineViral Proteins

Identifiers

PMID23221557
PMCPMC3571458
OpenAlexW2055228100

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.