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.

The above figure is reprinted by permission from the Protein Society: Protein Sci (2005, 14, 351-359) copyright 2005.