1. Department of Bioengineering and Therapeutic Sciences, University of California, San Francisco, San Francisco, United States
2. Department of Pharmaceutical Chemistry, University of California, San Francisco, San Francisco, United States
3. Cellular and Molecular Pharmacology, University of California, San Francisco, San Francisco, United States
4. Diamond Light Source, Didcot, United Kingdom
5. Crystal and Structural Chemistry Group, Bijvoet Center for Biomolecular Research, Utrecht University, Utrecht, Netherlands
6. Structural Genomics Consortium, University of Oxford, Oxford, United Kingdom
7. Department of Biochemistry, University of Johannesburg, Johannesburg, South Africa