Exam 13: Signal Transduction Pathways

Use the following to answer questions Choose the correct answer from the list below. Not all of the answers will be used. -____________: A gene that leads to the transformation of susceptible cell types into cell types with cancer-like characteristics.

Use the following to answer questions Choose the correct answer from the list below. Not all of the answers will be used. -Ras is a member of the ____________ family of proteins.

Protein kinase A phosphorylates serine and ________________ residues.

______________ may be effective anticancer drugs.

The mechanism by which insulin-signaling processes might be terminated include:

What steps lead from the activation of a cross-phosphorylated receptor tyrosine kinase to an activated small G protein such as Ras?

How does the binding of a hormone to receptor activate a G-protein?

What are some of the common structural features of the receptors to which signal molecules bind?

The ________________ receptor undergoes dimerization and cross-phosphorylation when activated.