cyclin-dependent kinase(redirected from CDK4 gene)
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cyclin-dependent kinase[¦sī·klin di¦pen·dənt ′kī‚nās]
(cell and molecular biology)
A family of kinases that, once activated by cyclin, regulate the cell cycle by adding phosphate groups to a variety of protein substrates that control processes in the cycle. Abbreviated Cdk.