Figure 3 - full size

 

Figure 3.
Figure 3. Schematics of hydrogen bonding patterns. Shown in (A) is the observed hydrogen bonding pattern between the wild-type protein and galactose. Both the - and ß-anomers at C-1 are observed in the active site. The hydrogen bonding pattern exhibited between the E304Q mutant protein and glucose is depicted in (B).

The above figure is reprinted by permission from the Protein Society: Protein Sci (2003, 12, 1051-1059) copyright 2003.