The scaffold protein RACK1 regulates root growth and gravitropic response by recruiting PINOID to phosphorylate the auxin efflux transporter PIN-FORMED2
1. College of Life Sciences, State Key Laboratory of Crop Genetics & Germplasm Enhancement and Utilization, National Center for Soybean Improvement,Key Laboratory for Biology and Genetic Improvement of Soybean, Nanjing Agricultural University, Nanjing 210095, China; 2. Laboratory of Plant Molecular Genetics & Crop Gene Editing, School of Life Sciences, Linyi University, Linyi 276005, China