[1] SUNY Buffalo, Jacobs Sch Med & Biomed Sci, Dept Biol Struct, Buffalo, NY USA
[2] Univ Arizona, Dept Chem & Biochem, Tucson, AZ USA
[3] Univ Rochester, Med Ctr, Dept Biochem & Biophys, Rochester, NY 14642 USA
[4] Arizona State Univ, Dept Phys, Tempe, AZ 85287 USA
[5] Arizona State Univ, Biodesign Inst, Tempe, AZ USA
[6] SLAC Natl Accelerator Lab, Linac Coherent Light Source, Menlo Pk, CA USA
[7] Arizona State Univ, Sch Mol Sci, Tempe, AZ USA