458571.fig.003a
(a)
458571.fig.003b
(b)
458571.fig.003c
(c)
458571.fig.003d
(d)
Figure 3: Superposition of the active site structures of rcSHMT wild type (salmon) and T254A (cyan) in the internal aldimine form. Panels (a) to (d) correspond to different subunits of the tetramer.