Affiliation: | 1. Botanical Institute, Cologne Biocenter, Cluster of Excellence on Plant Sciences, University of Cologne, , D‐50674 Cologne, Germany;2. Institute of Agricultural Sciences, Federal Institute of Technology Zurich, , CH‐8315 Lindau, Switzerland;3. Laboratory of Plant Genes, Kazusa DNA Research Institute, , Kisarazu, Chiba, 292‐0812 Japan;4. Plant Biochemistry, Heinrich Heine University, , D‐40225 Düsseldorf, Germany |