1. Max Planck Institute of Molecular Cell Biology and Genetics, Pfotenhauerstraße 108, 01307 Dresden, Germany
2. Max Planck Center for Systems Biology, Pfotenhauerstraße 108, 01307 Dresden, Germany
3. Cluster of Excellence Physics of Life, TU Dresden, 01062 Dresden, Germany
4. Instituto Gulbenkian de Ciência, Rua da Quinta Grande 6, 2780-156 Oeiras, Portugal