Nature Communications (Mar 2018)

AUX1-mediated root hair auxin influx governs SCFTIR1/AFB-type Ca2+ signaling

  • Julian Dindas,
  • Sönke Scherzer,
  • M. Rob G. Roelfsema,
  • Katharina von Meyer,
  • Heike M. Müller,
  • K. A. S. Al-Rasheid,
  • Klaus Palme,
  • Petra Dietrich,
  • Dirk Becker,
  • Malcolm J. Bennett,
  • Rainer Hedrich

DOI
https://doi.org/10.1038/s41467-018-03582-5
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 10

Abstract

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Auxin regulates multiple aspects of plant growth and development. Here Dindas et al. show that in root-hair cells, the AUX1 auxin influx carrier mediates proton-driven auxin import that is perceived by auxin receptors and coupled to Ca2+ waves that may modulate adaptive responses in the root.