1. Department of Biochemistry and Molecular Biology, Tulane University School of Medicine, New Orleans, Louisiana 70112, United States
2. Department of Materials Science and Engineering, Whiting School of Engineering, Johns Hopkins University, Baltimore, Maryland 21218, United States
3. Institute for NanoBioTechnology, Johns Hopkins University, Baltimore, Maryland 21218, United States
4. Faculty of Physics, University of Bucharest, Atomiştilor 405, Măgurele 077125, Romania
5. Forschungszentrum Jülich, Institute of Computational Biomedicine, IAS-5/INM-9, Wilhelm-Johnen Straße, 5428 Jülich, Germany