Also known as John Wayne Airport, SNA is the only commercial service airport in Orange County, California. It is about 35 miles south of Los Angeles, between the cities of Costa Mesa, Irvine, and Newport Beach, and is 14 miles from Disneyland.
potassium channel a voltage-gated protein channel selective for the passage of potassium ions. protein channel a watery pathway through the interstices of a protein molecule by which ions and small molecules can cross a membrane into or out of a cell by diffusion.
Na leak channel which allows the free transportation of Na into the neuron (Passive); Potassium leak channel which leaks out K out of the cell; and the Na and K pump which is a active protein requiring ATP to take out Na and put in K (against their gradient).