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WWP2 regulates pathological cardiac fibrosis by modulating SMAD2 signaling

  • H. Chen
  • , A. Moreno-Moral
  • , Francesco Pesce
  • , N. Devapragash
  • , M. Mancini
  • , E. L. Heng
  • , M. Rotival
  • , P. K. Srivastava
  • , N. Harmston
  • , K. Shkura
  • , O. J. L. Rackham
  • , Yu W. -P.
  • , Sun X. -M.
  • , N. G. Z. Tee
  • , E. L. S. Tan
  • , P. J. R. Barton
  • , L. E. Felkin
  • , E. Lara-Pezzi
  • , G. Angelini
  • , C. Beltrami
  • M. Pravenec, S. Schafer, L. Bottolo, N. Hubner, C. Emanueli, S. A. Cook, E. Petretto*
*Corresponding author
  • Duke-National University of Singapore Medical School
  • Institut Pasteur Paris
  • Imperial College London
  • Centro Nacional de Investigaciones Cardiovasculares
  • Southmead Hospital
  • Czech Academy of Sciences
  • National Heart Centre Singapore
  • University of Cambridge
  • Alan Turing Institute
  • Charité – Universitätsmedizin Berlin
  • German Centre for Cardiovascular Research
  • Berlin Institute of Health
  • Max Delbrück Center for Molecular Medicine in the Helmholtz Association
  • Royal Brompton and Harefield Trust

Research output: Contribution to journalArticle

Abstract

Cardiac fibrosis is a final common pathology in inherited and acquired heart diseases that causes cardiac electrical and pump failure. Here, we use systems genetics to identify a pro-fibrotic gene network in the diseased heart and show that this network is regulated by the E3 ubiquitin ligase WWP2, specifically by the WWP2-N terminal isoform. Importantly, the WWP2-regulated pro-fibrotic gene network is conserved across different cardiac diseases characterized by fibrosis: human and murine dilated cardiomyopathy and repaired tetralogy of Fallot. Transgenic mice lacking the N-terminal region of the WWP2 protein show improved cardiac function and reduced myocardial fibrosis in response to pressure overload or myocardial infarction. In primary cardiac fibroblasts, WWP2 positively regulates the expression of pro-fibrotic markers and extracellular matrix genes. TGFβ1 stimulation promotes nuclear translocation of the WWP2 isoforms containing the N-terminal region and their interaction with SMAD2. WWP2 mediates the TGFβ1-induced nucleocytoplasmic shuttling and transcriptional activity of SMAD2.
Original languageEnglish
Pages (from-to)1-1
Number of pages1
JournalNature Communications
Volume10
Issue number1
DOIs
Publication statusPublished - 2019

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

All Science Journal Classification (ASJC) codes

  • General Chemistry
  • General Biochemistry,Genetics and Molecular Biology
  • General
  • General Physics and Astronomy

Keywords

  • Fibrosis

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