1. Institute of Microbiology AS CR, v.v.i. Vídeňská 1083 142 20 Prague 4 Czech Republic
2. Department of Medical Chemistry, Molecular Biology and Pathobiochemistry Semmelweis University Tűzoltó u. 37‐47 H‐1094 Budapest Hungary
3. Technical Analytical Research Group of HAS Szent Gellért tér 4 H‐1111 Budapest Hungary
4. Max F. Perutz Laboratories University of Vienna Vienna Austria
5. Institute of Biotechnology University of Vilnius Vilnius Lithuania
6. School of Biological Sciences Royal Holloway University of London Egham Surrey TW20 0EX UK