1. Department of Biochemistry, University of Wisconsin—Madison, Madison, Wisconsin, USA
2. Department of Biological Sciences, University of Southern California, University Park, Los Angeles, California, USA
3. Department of Chemistry, University of Southern California, University Park, Los Angeles, California, USA
4. Department of Biological Chemistry, University of Wisconsin—Madison School of Medicine, Madison, Wisconsin, USA
5. Molecular Horizons, University of Wollongong, Wollongong, New South Wales, Australia
6. School of Chemistry and Molecular Bioscience, University of Wollongong, Wollongong, New South Wales, Australia
7. Department of Biology, Brandeis University, Waltham, Massachusetts, USA