1. Department of Chemical and Environmental Engineering, University of Cincinnati, 2600 Clifton Avenue, Cincinnati, Ohio45220, United States
2. Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee37830, United States
3. Department of Biochemistry and Cellular and Molecular Biology, University of Tennessee, M407 Walters Life Sciences, 1414 Cumberland Avenue, Knoxville, Tennessee37996, United States
4. Center for Molecular Biophysics, University of Tennessee/Oak Ridge National Laboratory, Oak Ridge National Laboratory, P.O. Box 2008, Oak Ridge, Tennessee37831, United States
5. Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee37830, United States
6. Shull Wollan Center, Oak Ridge National Laboratory, Oak Ridge, Tennessee37831, United States