Alternative splicing in wheat 1 Title : Changes in Alternative Splicing in Response to Domestication and 2 Polyploidization in Wheat 3 Author names and affiliations :

Short title: Alternative splicing in wheat 1 Title: Changes in Alternative Splicing in Response to Domestication and 2 Polyploidization in Wheat 3 Author names and affiliations: Kuohai Yu, Man Feng, Guanghui Yang, Lv Sun, 4 Zhen Qin, Jie Cao, Jingjing Wen, Haoran Li, Yan Zhou, Xiangping Chen, Huiru 5 Peng, Yingyin Yao, Zhaorong Hu, Weilong Guo, Qixin Sun, Zhongfu Ni, Keith 6 Adams and Mingming Xin* 7 1 State Key Laboratory for Agrobiotechnology, Key Laboratory of Crop Heterosis 8 Utilization (MOE), Beijing Key Laboratory of Crop Genetic Improvement, China 9 Agricultural University, Beijing, 100193, China. 10 2 Botany Department, University of British Columbia, Vancouver, Canada. 11 3 These authors contributed equally to this work. 12 *Corresponding author: Mingming Xin, mingmingxin@cau.edu.cn, Tel: 010-62731452 13 One-sentence summary: Transcriptomic analyses of several wheat species with different 14 ploidies reveal alternative splicing changes in response to wheat domestication or 15 polyploidization. 16