1. Department for Biochemistry; Mass Spectrometry Facility, Max F. Perutz Laboratories; University of Vienna; Vienna; Austria
2. Christian Doppler Laboratory for Proteome Analysis; University of Vienna; Vienna; Austria
3. Department for Biochemistry, Max F. Perutz Laboratories; University of Vienna; Vienna; Austria
4. Department of Chemistry and Molecular Biology; University of Gothenborg; Gothenborg; Sweden
5. Departament de Ciències Experimentals i de la Salut; Universitat Pompeu Fabra (UPF); Barcelona; Spain