1. Department of Biology Washington University in St. Louis St. Louis MO USA
2. Center for Science & Engineering of Living Systems (CSELS) McKelvey School of Engineering Washington University in St. Louis St. Louis Missouri USA
3. Signalling Research Centers BIOSS and CIBSS McKelvey School of Engineering University of Freiburg Freiburg Germany
4. Institute of Biology II Faculty of Biology University of Freiburg Freiburg Germany
5. The Centre for Bacterial Cell Biology Biosciences InstituteNewcastle University Newcastle upon Tyne UK