Smooth muscle - 4. Active MLCK phosphorylates the MLC 5....

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Smooth muscle: 1. Depolarization causes Ca voltage-gated ca2+ top open in the plasma membrane. a. Same as skeletal muscle til step 4. 2. ed [co2+] results in Ca2_ binding to calmodulin to make calmodulin ca2+ complex 3. The calmodulin Ca2+ complex activates myosin light chain kinase (MLCK)
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Unformatted text preview: 4. Active MLCK phosphorylates the MLC 5. Phosphorylated crossbridges interact with actin shortening the fiber. ATP powers the cross bridge cycle...
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This note was uploaded on 04/15/2008 for the course BIOL 482 taught by Professor Cohen during the Fall '07 term at CSU Northridge.

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