Catalytic activity:ATP + a protein = ADP + a phosphoprotein. ,Domain:PAPA box (proline-alanine repeats) may target the kinase to a specific subcellular location by facilitating interaction with intracellular proteins such as actin or actin-like proteins. ,Function:May act as a mediator of stress-activated signals. ,similarity:Belongs to the protein kinase superfamily. STE Ser/Thr protein kinase family. STE20 subfamily. ,similarity:Contains 1 protein kinase domain. ,subcellular location:Nucleus when caspase-cleaved. ,tissue specificity:Predominantly expressed in brain and pancreas followed by heart , lung , kidney , skeletal muscle , liver , placenta and testis. ,
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