Funding for this research was provided by:
Wellcome Trust (109081/Z/15/A)
Wellcome Trust (105031/B/14/Z)
EMBL
CRUK (A17197)
Article History
Received: 11 October 2017
Revised: 20 December 2017
Accepted: 19 January 2018
First Online: 16 April 2018
Conflict of interest
: The authors declare that they have no conflict of interest.