For this lecture the references to figures in Becker are given once for the 4th, current edition, and then in brackets for the 3rd, older edition. In absence of cAMP, PKA becomes inactivated and phosphatases are active that reverse effects of kinases. 38-14 or Becker figs.
Result is to activate glycogen synthetase and inactivate glycogen phosphorylase.
How IP3 and DAG are generated. See handout 10C and Becker fig. If you are interested, see Becker fig. 10- 15 and accompanying text. More details below.