[1] Bowling Green State Univ, Dept Chem, Bowling Green, OH 43403 USA
[2] Bowling Green State Univ, Ctr Photochem Sci, Bowling Green, OH 43403 USA
[3] Brookhaven Natl Lab, Dept Chem, Upton, NY 11973 USA
[4] Univ Calif Berkeley, Lawrence Berkeley Lab, Dept Chem, Berkeley, CA 94720 USA
[5] Univ Calif Berkeley, Lawrence Berkeley Lab, Div Struct Biol, Berkeley, CA 94720 USA