1. Structural
and Computational Biology and Molecular Biophysics Program, Baylor College of Medicine, Houston, Texas, United States
2. Department
of Pharmacology and Chemical Biology, Baylor College of Medicine, Houston, Texas, United States
3. Department
of Biochemistry, University of Kassel, Kassel, Hesse, Germany
4. Berkeley
Center for Structural Biology, Lawrence Berkeley National Laboratory, Berkeley, California, United States
5. Verna
and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, Houston, Texas, United States