ETH Zurich, Institute of Molecular Systems Biology, CH-8093 Zurich, Switzerland and Ph.D. Program in Systems Biology, University of Zurich and ETH Zurich, CH-8057 Zurich, Switzerland.|ETH Zurich, Institute of Molecular Systems Biology, CH-8093 Zurich, Switzerland and Ph.D. Program in Systems Biology, University of Zurich and ETH Zurich, CH-8057 Zurich, Switzerland.|ETH Zurich, Institute of Molecular Systems Biology, CH-8093 Zurich, Switzerland and.|ETH Zurich, Institute of Molecular Systems Biology, CH-8093 Zurich, Switzerland and.