1. Department
of Chemistry and Biochemistry, Texas Tech University, Lubbock, Texas 79409-1061, United States
2. Department
of Chemistry and Biochemistry, Arizona State University, Tempe, Arizona 85287-1604, United States
3. Department
of Chemistry and Center for Metalloenzyme Studies, University of Georgia, Athens, Georgia 30602-2556, United States
4. Center
for Biotechnology and Genomics, Texas Tech University, Lubbock, Texas 79409-3132, United States