1. Cancer Research UK Manchester Institute, The University of Manchester, Alderley Park, Maccelsfield SK10 4TG, U.K.
2. Oncology Innovative Medicines Unit, AstraZeneca, Alderley Park, Macclesfield Cheshire SK10 4TG, U.K.
3. Structure and Biophysics, Discovery Sciences, AstraZeneca, Alderley Park, Macclesfield, Cheshire SK10 4TG, U.K.