Ion channels Flashcards
1
Q
What causes the voltage-gated channels to open?
A
A change in the membrane potential.
2
Q
Voltage sensor
A
A transmembrane domain
3
Q
alpha subunit
A
- Contains 4 homologous repeats
- Each repeat has 6 transmembrane domains
- The N and C-terminus are both intracellular.
- Each alpha subunit has 4 voltage sensors