1. Department of Chemistry, Molecular Sciences Research Hub, Imperial College London, London W12 0BZ, U.K.
2. Department of Life Sciences, University of Bath, Bath BA2 7AX, U.K.
3. Structural and Computational Biology Unit, European Molecular Biology Laboratory, Heidelberg 69117, Germany
4. Chair of Biochemistry IV, Biophysical Chemistry, University of Bayreuth, Bayreuth 95447, Germany
5. Structural Biology Science Technology Platform, The Francis Crick Institute, London NW1 1AT, U.K.
6. Cancer Drug Development Group, German Cancer Research Center (DKFZ), Heidelberg 69120, Germany