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Endoplasmic reticulum stress controls PIN-LIKES abundance and thereby growth adaptation
WAIDMANN, Sascha
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
BÉZIAT, Chloé
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
FERREIRA DA SILVA SANTOS, Jonathan
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
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Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
WAIDMANN, Sascha
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
BÉZIAT, Chloé
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
FERREIRA DA SILVA SANTOS, Jonathan
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
FERARU, Elena
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
FERARU, Mugurel
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
SUN, Lin
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
KLEINE-VEHN, Jürgen
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
< Reduce
Albert-Ludwigs-Universität Freiburg
Universität für Bodenkultur Wien = University of Natural Resources and Life [Vienne, Autriche] [BOKU]
Language
EN
Article de revue
This item was published in
Proceedings of the National Academy of Sciences of the United States of America. 2023, vol. 120, n° 31, p. e2218865120
English Abstract
Extreme environmental conditions eventually limit plant growth [J. R. Dinneny, Annu. Rev. Cell Dev. Biol. 35 , 1–19 (2019), N. Gigli-Bisceglia, C. Testerink, Curr. Opin. Plant Biol. 64 , 102120 (2021)]. Here, we reveal a ...Read more >
Extreme environmental conditions eventually limit plant growth [J. R. Dinneny, Annu. Rev. Cell Dev. Biol. 35 , 1–19 (2019), N. Gigli-Bisceglia, C. Testerink, Curr. Opin. Plant Biol. 64 , 102120 (2021)]. Here, we reveal a mechanism that enables multiple external cues to get integrated into auxin-dependent growth programs in Arabidopsis thaliana . Our forward genetics approach on dark-grown hypocotyls uncovered that an imbalance in membrane lipids enhances the protein abundance of PIN-LIKES (PILS) [E. Barbez et al. , Nature 485 , 119 (2012)] auxin transport facilitators at the endoplasmic reticulum (ER), which thereby limits nuclear auxin signaling and growth rates. We show that this subcellular response relates to ER stress signaling, which directly impacts PILS protein turnover in a tissue-dependent manner. This mechanism allows PILS proteins to integrate environmental input with phytohormone auxin signaling, contributing to stress-induced growth adaptation in plants.Read less <
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