Nature Communications (Dec 2022)

Actin-microtubule cytoskeletal interplay mediated by MRTF-A/SRF signaling promotes dilated cardiomyopathy caused by LMNA mutations

  • Caroline Le Dour,
  • Maria Chatzifrangkeskou,
  • Coline Macquart,
  • Maria M. Magiera,
  • Cécile Peccate,
  • Charlène Jouve,
  • Laura Virtanen,
  • Tiina Heliö,
  • Katriina Aalto-Setälä,
  • Silvia Crasto,
  • Bruno Cadot,
  • Déborah Cardoso,
  • Nathalie Mougenot,
  • Daniel Adesse,
  • Elisa Di Pasquale,
  • Jean-Sébastien Hulot,
  • Pekka Taimen,
  • Carsten Janke,
  • Antoine Muchir

DOI
https://doi.org/10.1038/s41467-022-35639-x
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 21

Abstract

Read online

Lamin A/C gene mutations cause dilated cardiomyopathy associated with cofilin-1 phosphorylation and actin destabilization. Here, the authors show that phosphorylated cofilin-1 blunts the MRTF-A/SRF axis, leading to decreased tubulin acetylation and altered cardiac structure and function.