Which one of the following statements about mammalian glycogen synthase is not correct?
A)It is especially predominant in liver and muscle.
B)The donor molecule is a sugar nucleotide.
C)The phosphorylated form of this enzyme is inactive.
D)This enzyme adds glucose units to the nonreducing end of glycogen branches.
E)This enzyme adds the initial glucose unit to a tyrosine residue in glycogenin.

Question

Quizplus · Accepted Answer

Mammalian glycogen synthase adds the initial glucose unit to a tyrosine residue in glycogenin, making statement E incorrect. The other statements are correct.

Which One of the Following Statements About Mammalian Glycogen Synthase