1Seed Science Center, Institute of Crop Science, College of Agriculture and Biotechnology, Zhejiang University, Hangzhou, China; 2MSU-Department of Energy Plant Research Laboratory, Michigan State University, East Lansing, MI, USA; 3Plant Biology Department, Michigan State University, East Lansing, MI, USA
**Correspondences:
Email: Jianping Hu (huji@msu.edu, Dr. Hu is fully responsible for the distribution of all materials associated with this article); Ronghui Pan (panr@zju.edu.cn)