Pathologic polyglutamine aggregation begins with a self-poisoning polymer crystal
T. Kandola, S. Venkatesan, J. Zhang, B. T. Lerbakken, A. Von Schulze, J. F. Blanck, J. Wu, J. R. Unruh, P. Berry, J. J. Lange, A. C. Box, M. Cook, C. Sagui, Randal Halfmann
This study identifies the structural basis of polyglutamine nucleation, showing that a four-stranded steric zipper initiates aggregation and poisons further growth.
bioRxiv · Aug 29, 2021Biophysics