Multiple Choice
The insulin receptor is an example of a _______:
The insulin receptor is an example of a _______:
Insulin binds to a receptor that:
I. Is coupled to a G protein.
II. Possesses tyrosine kinase activity.
III. Possesses serine/threonine phosphatase activity.
IV. Interacts with the adapter protein IRS-1.
Which of the following is TRUE concerning the interaction between the insulin receptor and IRS-1: