1. Laboratory of Plant Molecular Physiology; Graduate School of Agricultural and Life Sciences; The University of Tokyo; Tokyo 113-8657 Japan
2. Max-Planck-Institut für Molekulare Pflanzenphysiologie; Am Mühlenberg 1 Potsdam-Golm 14476 Germany
3. Plant Productivity Systems Research Group; RIKEN Center for Sustainable Resource Science; Yokohama Kanagawa 230-0045 Japan
4. Mass Spectrometry and Microscopy Unit; RIKEN Center for Sustainable Resource Science; Yokohama Kanagawa 230-0045 Japan
5. Gene Discovery Research Group; RIKEN Center for Sustainable Resource Science; Yokohama Kanagawa 230-0045 Japan