1. Department of Chemical & Biomolecular Engineering; University of Tennessee Knoxville; Knoxville TN 37996 USA
2. BioEnergy Science Center; Oak Ridge National Laboratory; Oak Ridge TN 37831 USA
3. Biosciences Division; Oak Ridge National Laboratory; Oak Ridge TN 37831 USA
4. Renewable Bioproducts Institute; School of Chemistry and Biochemistry; Georgia Institute of Technology; Atlanta GA 30332 USA
5. National Renewable Energy Laboratory; Golden CO 80401 USA
6. Center for Renewable Carbon; Department of Forestry, Wildlife, and Fisheries; University Tennessee Institute of Agriculture; Knoxville TN 37996 USA