1. Department of Microbiology, Tumor and Cell Biology, Karolinska Institutet − Biomedicum, Solnavägen 9, 17165 Solna, Sweden
2. Structural Biology and NMR Laboratory and the Linderstrøm-Lang Centre for Protein Science, Department of Biology, University of Copenhagen, Ole Maaløes vej 5, 2200 Copenhagen, Denmark
3. Center for Theoretical Biological Physics, Rice University, Houston, Texas 77005, United States
4. Department of Chemistry, Rice University, Houston, Texas 77005, United States
5. Department of Medical Biochemistry and Biophysics, Karolinska Institutet − Biomedicum, Solnavägen 9, 17165 Solna, Sweden
6. Department of Biosciences and Nutrition, Karolinska Institutet, S-141 57 Huddinge, Sweden
7. Department of Anatomy, Physiology and Biochemistry, Swedish University of Agricultural Sciences, Box 7011, S-750 07 Uppsala, Sweden
8. Department of Cell and Molecular Biology, Karolinska Institutet − Biomedicum, Solnavägen 9, 171 65 Stockholm, Sweden
9. Department of Chemistry - BMC, Uppsala University, Box 576, 751 23 Uppsala, Sweden
10. Department of Medical Biochemistry and Microbiology, Uppsala University, 751 24 Uppsala, Sweden
11. Department of Cell- and Molecular Biology, Uppsala University, Box 596, 751 24 Uppsala, Sweden