About the Authors
European Neuroscience Institute (ENI), Goettingen, Germany
International Max Planck Research School Molecular Biology, Goettingen, Germany
International Max Planck Research School Neuroscience, Goettingen, Germany
DFG Research Center for Molecular Physiology of the Brain (CMPB), Goettingen, Germany
Centre for Biological Signalling Studies (BIOSS), Albert-Ludwigs-Universitaet Freiburg, Freiburg, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: MH NS SE. Performed the experiments: MH JH LMK SK. Analyzed the data: MH JH SE. Wrote the paper: MH NS SE.