Nature Communications (Dec 2019)

TRPML1 links lysosomal calcium to autophagosome biogenesis through the activation of the CaMKKβ/VPS34 pathway

  • A. Scotto Rosato,
  • S. Montefusco,
  • C. Soldati,
  • S. Di Paola,
  • A. Capuozzo,
  • J. Monfregola,
  • E. Polishchuk,
  • A. Amabile,
  • C. Grimm,
  • A. Lombardo,
  • M. A. De Matteis,
  • A. Ballabio,
  • D. L. Medina

DOI
https://doi.org/10.1038/s41467-019-13572-w
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 16

Abstract

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It was known that prolonged TRMPL1 activation induces TFEB translocation and upregulates autophagic gene regulation. Here, the authors show that acute TRMPL1 activation also induces autophagy through VPS34 and by lysosomal calcium release independent of TFEB.