Vachieri, Sebastien G.
Xiong, Xiaoli
Collins, Patrick J.
Walker, Philip A.
Martin, Stephen R.
Haire, Lesley F.
Zhang, Ying
McCauley, John W.
Gamblin, Steven J.
Skehel, John J.
Article History
Received: 7 March 2014
Accepted: 7 May 2014
First Online: 23 July 2014
Change Date: 23 July 2014
Change Type: Correction
Change Details: An error was corrected in the legend for Extended Data Fig. 4.
Competing interests
: The authors declare no competing financial interests.