(GenBank) UDP-glucose 4-epimerase (UDP-galactose 4-epimerase) (YP_061604.1| UDP-glucose 4-epimerase [Leifsonia xyli subsp. xyli str. CTCB07]; NP_627211.1| UDP-glucose 4-epimerase [Streptomyces coelicolor A3(2)]). InterPro: NAD dependent epimerase/dehydratase family pfam01370,Epimerase, NAD dependent epimerase/dehydratase family. This family of proteins utilise NAD as a cofactor. The proteins in this family use nucleotide-sugar substrates for a variety of chemical reactions.; High confidence in function and specificity