作者机构:[1]Laboratory of Protein Engineering and Plant Genetic Engineering, College of Life Sciences, Peking University, Beijing 100871, China
相关基金:Acknowledgements This work was supported by the National Science Foundation of China (No. 30625003, and 30730011) and the China Ministry of Education (No. 20060047). We thank Professor Jingchu Luo, He Zhang, and Ming Ni at Center of Bioinformatics of Peking University for the helpful discussion. We thank Pengpeng Li for manuscript revision, and Wenyang Li, Mingzhe Li for their technical assistance.