Affiliation: | 1. Department of Biochemistry, University of Cambridge, Cambridge CB2 1GA, UK;2. CREST Research Program JST, Graduate School of Biostudies, Kyoto University, Kyoto 606-8501, Japan;3. Molecular Biophysics Group, School of Biological Sciences, University of Liverpool, Liverpool L69 7ZB, UK;4. Department of Chemistry, University of Cambridge, Cambridge, UK;5. Hutchison/MRC Research Centre, Cambridge CB2 0XZ, UK |