1. Department of Biochemistry and Molecular Biology, University of Georgia , 120 E. Green St, Athens, GA 30602 , United States
2. Complex Carbohydrate Research Center, University of Georgia , 315 Riverbend Rd, Athens, GA 30602 , United States
3. Department of Chemistry, University of Georgia , 120 E. Green St, Athens, GA 30602 , United States