1. Department of Chemical and Biomolecular Engineering, The University of Tennessee, Knoxville, Tennessee 37996, United States
2. Joint Institute for Biological Sciences, Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
3. Department of Forestry, Wildlife and Fisheries, Center for Renewable Carbon, The University of Tennessee Institution of Agriculture, Knoxville, Tennessee 37996, United States