1. Miami University, Department of Biology 212 Pearson Hall, Oxford, Ohio 45056 USA
2. University of Georgia Complex Carbohydrate Research Center, 315 Riverbend Road, Athens, Georgia 30602 USA
3. Mascoma, LLC (Lallemand Inc.) 67 Etna Road Lebanon, New Hampshire 03766 USA
4. University of Florida, Department of Agricultural and Biological Engineering 209 Frazier Rogers Hall, Gainesville, Florida 32611 USA
5. University of North Carolina at Greensboro, Department of Biology, Greensboro, North Carolina 27412 USA