1. School of Chemistry and Biochemistry, Georgia Institute of Technology, Atlanta, Georgia30332, United States
2. Complex Carbohydrate Research Center, University of Georgia, Athens, Georgia30602, United States
3. Department of Chemistry, University of Georgia, Athens, Georgia30602, United States
4. Department of Biochemistry, University of Georgia, Athens, Georgia30602, United States
5. Department of Genetics, University of Georgia, Athens, Georgia30602, United States
6. Department of Environment Health Science, University of Georgia, Athens, Georgia30602, United States
7. Department of Molecular Genetics and Microbiology, University of Florida, Gainesville, Florida32611, United States
8. Petit Institute of Bioengineering and Biotechnology, Georgia Institute of Technology, Atlanta, Georgia30332, United States