Liu, Yue
Sheng, Ju
Baggen, Jim
Meng, Geng
Xiao, Chuan
Thibaut, Hendrik J.
van Kuppeveld, Frank J. M.
Rossmann, Michael G.
Article History
Received: 19 June 2015
Accepted: 9 October 2015
First Online: 13 November 2015
Competing interests
: The authors declare no competing financial interests.