1 Department of Biochemistry and Biophysics, Science for life Laboratory, Stockholm University, Solna, Sweden.
2 Department of Physics, Swedish e-Science Research Center, KTH Royal Institute of Technology, Stockholm, Sweden.
3 Departments of Computer Science and Physics, Center for Soft Matter and Biological Physics, Virginia Tech, Blacksburg, Virginia, United States of America.
4 Uppsala Centre for Computational Chemistry, Science for Life Laboratory, Department of Cell and Molecular Biology, Uppsala University, Uppsala, Sweden.
5 Department of Defense Biotechnology High Performance Computing Software Applications Institute, Telemedicine and Advanced Technology Research Center, U.S. Army Medical Research and Materiel Command, Fort Detrick, Maryland, United States of America.