N-type Calcium Channels

N-type calcium channels are specialized proteins found in nerve and muscle cells that allow calcium ions to enter the cell when activated. They play a crucial role in transmitting signals in the nervous system and initiating muscle contractions. When these channels open, they contribute to processes like pain signaling, neurotransmitter release, and muscle movement. Their proper function is vital for healthy communication between cells, and they are also a target for certain medications used to manage pain and other conditions.