Artpop only debuted at number three on the United States Billboard 200.
In enzymology , an UDP-glucuronate 5 ' - epimerase is an enzyme that catalyzes the chemical reaction. enzymology. enzymology. enzyme. enzyme. catalyzes. catalysis. chemical reaction. chemical reaction. UDP-glucuronate. UDP-glucuronate. epimerase. epimerase. UDP-glucuronate UDP-L-iduronate. UDP-glucuronate. UDP-glucuronate. UDP-L-iduronate. UDP-L-iduronate. Hence , this enzyme has one substrate , UDP-glucuronate , and one product , UDP-L-iduronate .. enzyme. enzyme. substrate. substrate ( biochemistry ). UDP-glucuronate. UDP-glucuronate. product. product ( chemistry ). UDP-L-iduronate. UDP-L-iduronate. This enzyme belongs to the family of isomerases , specifically those racemases and epimerases acting on carbohydrates and derivatives .. enzyme. enzyme. The systematic name of this enzyme class is UDP-glucuronate 5 ' - epimerase .. enzyme. enzyme. UDP-glucuronate. UDP-glucuronate. epimerase. epimerase. systematic name. List of enzymes. Other names in common use include uridine diphosphoglucuronate 5 ' - epimerase , UDP-glucuronic acid 5 ' - epimerase , and C-5-uronosyl epimerase .. epimerase. epimerase. This enzyme participates in nucleotide sugars metabolism .. enzyme. enzyme. nucleotide sugars metabolism. nucleotide sugars metabolism. It employs one cofactor , NAD + .. cofactor. cofactor ( biochemistry )