1. Department of Chemical and Biological Engineering, University of Wisconsin-Madison, 1415 Engineering Dr., Madison, Wisconsin 53706, United States
2. Wisconsin Energy Institute, DOE Great Lakes Bioenergy Research Center, 1552 University Avenue, Madison, Wisconsin 53726, United States
3. Department of Biochemistry, University of Wisconsin-Madison, 433 Babcock Dr., Madison, Wisconsin 53706, United States
4. Department of Chemical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
5. Paul Bender Chemical Instrumentation Center, Department of Chemistry, University of Wisconsin−Madison, 1101 University Avenue, Madison, Wisconsin 53706, United States