Figure 4 - full size

Figure 4.
Figure 4. Relaxed stereo diagram illustrating an overlay of the 4/ 5 turn regions for WT* (CPK coloring), V51N (red), S50G/V51G (magenta), and S50E/V51N (green) mutants. None of the sequence substitution, or polyglycine substitutions, within this turn affected the structure of the turn.