1. Key
Laboratory of Plant Resources, Institute of Botany, The Chinese Academy of Sciences, No. 20 Nanxincun, Xiangshan, Beijing 100093, China
2. Department of Biochemistry & Molecular Biology, University of Southern Denmark, Campusvej 55, DK-5230 Odense M, Denmark
3. Department
of Molecular Biology and Genetics, Aarhus University, Flakkebjerg,
Forsøgsvej 1, DK-4200 Slagelse, Denmark