1. Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
2. UT-ORNL Graduate School of Genome Science and Technology, University of Tennessee, Knoxville, Tennessee 37996, United States
3. Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
4. The Second Target Station Project of SNS, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States