Y.  Raz, Adler, J., Vogel, A., Scheidt, H. A., Haeupl, T., Abel, B., Huster, D., and Miller, Y., ?The influence of the triangle K280 mutation and N- or C-terminal extensions on the structure, dynamics, and fibril morphology of the tau R2 repeat?, Physical Chemistry Chemical Physics, vol. 16, pp. 7710?7717, 2014.