Figure 3From: Metabolic engineering of microbes for oligosaccharide and polysaccharide synthesisMetabolic pathway for UDP-galactose synthesis using endogenous UDP-glucose synthesis pathway [11]. Enzymes – 1: phosphoglucose isomerase, 2: phosphoglucomutase, 3: UDP-glucose pyrophosphorylase, 4: UDP-glucose 4'-epimerase.Back to article page