Figure 1. Structure and Intermolecular Interactions of the Peptide Filaments of 1-KMe3.
(A) A cryo-EM image of type 1 (yellow arrow) and type 2 (red arrow) 1-KMe3 filaments.
(B) Average power spectra of type 1 filaments of 1-KMe3.
(C) 3D reconstruction of type 1 filaments of 1-KMe3 from cryo-EM images.
(D) Atomic model of the type 1 fibril with cross-β structure.
(E) Top views of the cross-section of the EM density of type 1 filament and the stick representation of the peptides.
(F and G) CPK model and chemical structures of one layer of the filament at the cross-section (E).