glucose-1-phosphate uridylyltransferase

glu·cose-1-phos·phate ur·i·dyl·yl·trans·fer·ase

(glū'kōs-fos'fāt yūr'i-dil'ĭl-trans'fĕr-ās), An enzyme that activates d-glucose by reacting d-glucose 1-phosphate with UTP, producing pyrophosphate and UDPglucose; a crucial step in glycogen biosynthesis.