1. Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Wuhan 430070, People’s Republic of China
2. National Center for Vegetable Improvement (Central China), Wuhan 430070, People’s Republic of China
3. Huazhong Agricultural University, Wuhan 430070, People’s Republic of China
4. Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Wuhan 430070, People’s Republic of China
5. College of Forestry, Henan University of Science and Technology, Luoyang 471003, People’s Republic of China
6. Biochemistry Division, Department of Biology, Friedrich-Alexander-University Erlangen-Nuernberg, 91058 Erlangen, Germany