Glycogen phosphorylase
A) exists in two forms, phosphorylase a and phosphorylase b
B) responds differently to allosteric effectors in its phosphorylated and dephosphorylated forms
C) both of these
D) neither of these

Question

Quizplus · Accepted Answer

Glycogen phosphorylase exists in two forms, phosphorylase a (phosphorylated form) and phosphorylase b (dephosphorylated form), and these forms respond differently to allosteric effectors, illustrating the enzyme's regulation through both covalent modification and allosteric regulation.

Glycogen Phosphorylase