1. Department of Chemistry, Marquette University, Milwaukee, 53201, United States
2. Department of Chemistry and Yale Energy Science Institute, Yale University, New Haven, Connecticut 06520, United States
3. Department of Molecular Biophysics and Biochemistry and Yale Microbial Sciences Institute, Yale University, New Haven, Connecticut 06520-8107, Unites States
4. Department of Chemistry, University of Nebraska-Lincoln, Lincoln, Nebraska 68588, United States
5. X-ray Science Division, Argonne National Laboratory, Argonne, Illinois 60349, United States