1. Cellular and Molecular Biology Graduate Program, University of Wisconsin—Madison Madison, WI 53706
2. Center for Quantitative Cell Imaging, University of Wisconsin—Madison Madison, WI 53706
3. Centre for Synthetic and Systems Biology, University of Edinburgh, Edinburgh EH9 3BF, UK
4. Department of Molecular, Cellular, and Developmental Biology, University of Michigan—Ann Arbor, Ann Arbor, MI 48109
5. Department of Integrative Biology, University of Wisconsin—Madison Madison, WI 53706