Low Polymerase Activity Attributed to PA Drives the Acquisition of the PB2 E627K Mutation of H7N9 Avian Influenza Virus in Mammals

by Libin Liang, Li Jiang, Junping Li, Qingqing Zhao, Jinguang Wang, Xijun He, Shanyu Huang, Qian Wang, Yuhui Zhao, Guangwen Wang, Nan Sun, Guohua Deng, Jianzhong Shi, Guobin Tian, Xianying Zeng, Yongping Jiang, Liling Liu, Jinxiong Liu, Pucheng Chen, Zhigao Bu, Yoshihiro Kawaoka, Hualan Chen, Chengjun Li
Published 2019