About the Authors
- Tamar Geiger, Juergen Cox, Matthias Mann
- Department for Proteomics and Signal Transduction, Max-Planck Institute for Biochemistry, Martinsried, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: TG. Performed the experiments: TG. Analyzed the data: TG JC. Contributed reagents/materials/analysis tools: JC. Wrote the paper: TG MM.