PI3Kδ activates E2F1 synthesis in response to mRNA translation stress

The oncogenic activity of EBNA1 protein is unknown; it contains a glycine and alanine repeat sequence (GAr) which regulates its own translation in cis. Here the authors show that GAr stimulates PI3Kδ-mediated induction of E2F1 translation, leading to c-Myc induction and stimulation of proliferation....

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Main Authors: Sivakumar Vadivel Gnanasundram, Slovénie Pyndiah, Chrysoula Daskalogianni, Kate Armfield, Karin Nylander, Joanna B. Wilson, Robin Fåhraeus
Format: Article
Language:English
Published: Nature Portfolio 2017-12-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-017-02282-w
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author Sivakumar Vadivel Gnanasundram
Slovénie Pyndiah
Chrysoula Daskalogianni
Kate Armfield
Karin Nylander
Joanna B. Wilson
Robin Fåhraeus
author_facet Sivakumar Vadivel Gnanasundram
Slovénie Pyndiah
Chrysoula Daskalogianni
Kate Armfield
Karin Nylander
Joanna B. Wilson
Robin Fåhraeus
author_sort Sivakumar Vadivel Gnanasundram
collection DOAJ
description The oncogenic activity of EBNA1 protein is unknown; it contains a glycine and alanine repeat sequence (GAr) which regulates its own translation in cis. Here the authors show that GAr stimulates PI3Kδ-mediated induction of E2F1 translation, leading to c-Myc induction and stimulation of proliferation.
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spelling doaj.art-869477af35b34d6ba3566d32e1799f292022-12-21T22:59:05ZengNature PortfolioNature Communications2041-17232017-12-018111010.1038/s41467-017-02282-wPI3Kδ activates E2F1 synthesis in response to mRNA translation stressSivakumar Vadivel Gnanasundram0Slovénie Pyndiah1Chrysoula Daskalogianni2Kate Armfield3Karin Nylander4Joanna B. Wilson5Robin Fåhraeus6Inserm UMRS1162, Equipe Labellisée la Ligue Contre le Cancer, Institut de Génétique Moléculaire, Université Paris 7, Hôpital St. LouisInserm UMRS1162, Equipe Labellisée la Ligue Contre le Cancer, Institut de Génétique Moléculaire, Université Paris 7, Hôpital St. LouisInserm UMRS1162, Equipe Labellisée la Ligue Contre le Cancer, Institut de Génétique Moléculaire, Université Paris 7, Hôpital St. LouisSchool of Life Sciences, College of Medical, Veterinary and Life Sciences, University of GlasgowDepartment of Medical Biosciences, Umeå UniversitySchool of Life Sciences, College of Medical, Veterinary and Life Sciences, University of GlasgowInserm UMRS1162, Equipe Labellisée la Ligue Contre le Cancer, Institut de Génétique Moléculaire, Université Paris 7, Hôpital St. LouisThe oncogenic activity of EBNA1 protein is unknown; it contains a glycine and alanine repeat sequence (GAr) which regulates its own translation in cis. Here the authors show that GAr stimulates PI3Kδ-mediated induction of E2F1 translation, leading to c-Myc induction and stimulation of proliferation.https://doi.org/10.1038/s41467-017-02282-w
spellingShingle Sivakumar Vadivel Gnanasundram
Slovénie Pyndiah
Chrysoula Daskalogianni
Kate Armfield
Karin Nylander
Joanna B. Wilson
Robin Fåhraeus
PI3Kδ activates E2F1 synthesis in response to mRNA translation stress
Nature Communications
title PI3Kδ activates E2F1 synthesis in response to mRNA translation stress
title_full PI3Kδ activates E2F1 synthesis in response to mRNA translation stress
title_fullStr PI3Kδ activates E2F1 synthesis in response to mRNA translation stress
title_full_unstemmed PI3Kδ activates E2F1 synthesis in response to mRNA translation stress
title_short PI3Kδ activates E2F1 synthesis in response to mRNA translation stress
title_sort pi3kδ activates e2f1 synthesis in response to mrna translation stress
url https://doi.org/10.1038/s41467-017-02282-w
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