Insane in the Membrane

a biofizz production

Section 8

Ion Channels Na+/K+

March 12

Reading 1:K Channels





Query box 41


What is the main chemical difference between Na and K. Can you think of any other differences between Na and K that might play a role in creating a K or Na selective channel?



Query box 42


What role do lipids play in mechanism of k-channel activation and deactivation?



March 14

Reading 2: NaChannel





Query box 43


Explain the difference between the conventional gating model and the one proposed based upon the crystal structure?



Query box 44


What is the advantage of using a liquid helium electron microscope