1. Department of Chemistry and Biochemistry, Center for Bioenergy and Photosynthesis, and Center for Bio-Inspired Solar Fuel Production, Arizona State University, Tempe, Arizona 85287, United States
2. La Jolla Bioengineering Institute, 505 Coast Boulevard South #406, La Jolla, California 92037, United States
3. A. R. Smith Department of Chemistry, Appalachian State University, Boone, North Carolina 28608, United States