1. MS Proteomics Research Group, Research Centre for Natural Sciences, Hungarian Academy of Sciences, Magyar Tudósok körútja 2, H-1117, Budapest, Hungary
2. Theoretical Chemistry Research Group, Research Centre for Natural Sciences, Hungarian Academy of Sciences, Magyar Tudósok körútja 2, H-1117, Budapest, Hungary
3. UMR CNRS 6521, CEMCA, Université de Bretagne Occidentale, 6 Av. Le Gorgeu, 29238 Brest Cedex 3, France
4. Analytical Department of Biotechnology, Gedeon Richter Plc, POB 27, H-1475 Budapest 10, Hungary