Charybdotoxin
Charybdotoxin
Charybdotoxin (pronounced: char-ib-do-tox-in) is a protein toxin that is produced by the Leiurus quinquestriatus scorpion, also known as the Deathstalker scorpion. It is a potent inhibitor of potassium channels, which are essential for the normal functioning of cells.
Etymology
The term "Charybdotoxin" is derived from the Greek mythological figure Charybdis, a sea monster that created dangerous whirlpools. This is in reference to the toxin's ability to disrupt normal cellular functions, much like the whirlpools disrupted ships in the myth.
Function
Charybdotoxin works by blocking the potassium ion channels in cells, preventing the normal flow of potassium ions, which is crucial for maintaining the cell's membrane potential. This disruption can lead to a variety of effects, including paralysis and death in the organism affected by the toxin.
Related Terms
- Leiurus quinquestriatus: The species of scorpion that produces Charybdotoxin.
- Potassium channels: The type of ion channels that are blocked by Charybdotoxin.
- Membrane potential: The difference in electric potential between the interior and the exterior of a biological cell.
- Ion channels: Pore-forming membrane proteins that allow ions to pass through the channel pore.
See Also
External links
- Medical encyclopedia article on Charybdotoxin
- Wikipedia's article - Charybdotoxin
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