Figure 4 - full size

Figure 4.
Figure 4. Recognition of the estranged base by MutM. a, Recognition in the rAb C complex. b, Recognition in the rAb G complex. c, Recognition in the rAb T complex. Dashes indicate hydrogen bonds, and red circles denote a van der Waals interaction. d−f, Structural formulae schematics of the mode of recognition seen in (a−c), respectively.