About the Authors
Department of Molecular Biology University of Geneva, Geneva, Switzerland
Department of Plant Biology, University of Geneva, Geneva, Switzerland
University of Verona, Faculty of Sciences, Verona, Italy
The authors have declared that no competing interests exist.
SL and JDR conceived and designed the experiments. SL, AW, NDF, and CD performed the experiments. SL, AW, NDF, CD, RB, and JDR analyzed the data. SL, AW, NDF, RB, and JDR contributed reagents/materials/analysis tools. SL and JDR wrote the paper.