UDP-N-acetyl-2-amino-2-deoxyglucuronate dehydrogenase (, WlbA, WbpB) is an enzyme with systematic name UDP-N-acetyl-2-amino-2-deoxy-alpha-D-glucuronate:NAD<sup>+</sup> 3-oxidoreductase. This enzyme catalyses the following chemical reaction:
This enzyme participates in the biosynthesis of lipopolysaccharide UDP-alpha-D-ManNAc3NAcA.