ID 2.4.1.264 DE D-Man-alpha-(1->3)-D-Glc-beta-(1->4)-D-Glc-alpha-1-diphosphoundecaprenol DE 2-beta-glucuronosyltransferase. AN D-Man-alpha-(1->3)-D-Glc-beta-(1->4)-D-Glc-alpha-1-diphosphoundecaprenol AN 2-beta-glucuronyltransferase. CA alpha-D-Man-(1->3)-beta-D-Glc-(1->4)-alpha-D-Glc-1-di-trans,octa- CA cis-undecaprenyl diphosphate + UDP-alpha-D-glucuronate = beta-D-GlcA- CA (1->2)-alpha-D-Man-(1->3)-beta-D-Glc-(1->4)-alpha-D-Glc-di-trans,octa- CA cis-undecaprenyl diphosphate + H(+) + UDP. CC -!- The enzyme is involved in the biosynthesis of the exopolysaccharides CC xanthan (in the bacterium Xanthomonas campestris) and acetan (in the CC bacterium Gluconacetobacter xylinus). DR Q8GCH2, GUMK_XANCE ; Q7CLR5, GUMK_XANCP ; //