1 Institute of Plant Biology, National Taiwan University, Taipei 10617, Taiwan.
2 Center for Sustainable Resource Science, RIKEN, Yokohama 230-0045, Japan.
3 Institute of Plant Biology, College of Life Science, National Taiwan University, Taipei 10617, Taiwan.
4 Genome and Systems Biology Degree Program, College of Life Science, National Taiwan University, Taipei 10617, Taiwan.
5 Guangdong Key Laboratory for New Technology Research of Vegetables, Vegetable Research Institute, Guangdong Academy of Agricultural Sciences, Guangzhou 510640, China.