1. Institute for Computational
Engineering and Sciences, University of Texas at Austin, Austin, Texas 78712, United States
2. Department of Chemistry, Biochemistry,
and Institute of Biomedical Studies, Baylor University, Waco, Texas 76706, United States
3. Departments of Chemistry and Molecular
Biosciences, The University of Kansas,
Lawrence, Kansas 66045, United States
4. Department of Chemistry and
Biochemistry, University of Texas at Austin, Austin, Texas 78712, United States