1. Ralph N. Adams Institute for Bioanalytical Chemistry and Department of Chemistry, University of Kansas, Multidisciplinary Research Building, 2030 Becker Drive, Room 220 E, Lawrence, Kansas 66047
2. Structural Biology Center, University of Kansas, 2121 Simons Drive, Lawrence, Kansas 66047
3. IMCA-CAT, Advanced Photon Source, Argonne National Laboratory, 9700 South Cass Avenue, Building 435A, Argonne, Illinois 60439
4. Department of Physics and Astronomy, 1251 Wescoe Hall Drive, Malott Hall, Lawrence, Kansas 566045