myosin light-chain kinase

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my·o·sin light-chain ki·nase

a calcium/calmodulin-dependent enzyme that phosphorylates the light chains of smooth muscle myosin and initiates contraction; in skeletal muscle, phosphorylation modulates tension during contraction.
References in periodicals archive ?
Tonic protein kinase A activity maintains inactive beta2 integrins in unstimulated neutrophils by reducing myosin light-chain phosphorylation: role of myosin light-chain kinase and Rho kinase.