Figure 1 - full size

Figure 1.
Figure 1. Role of UDP-galactopyranose mutase in the biosynthesis of the cell wall. a, Cell wall of M. tuberculosis showing key role of galactofuranose. b, Reaction catalyzed by UDP-galactopyranose mutase, the interconversion of UDP-Galp (left) to UDP-Galf (right). Note that there is no net loss or gain of electrons during the contraction of the ring.