FIGURE 6.
Configuration snapshots showing the hydrogen-bond rupture and subsequent unzipping of the linker α-helix. Hydrogen bonds are indicated by the yellow bars. The snapshots were taken at extensions of (a) 5.62 nm, (b) 6.07 nm, (c) 6.19 nm, and (d) 6.54 nm. This figure was made with the help of VMD (39).