Enables ATP binding activity and protein serine/threonine kinase activity. Involved in positive regulation of JNK cascade; positive regulation of p38MAPK cascade; and protein phosphorylation. Acts upstream of or within negative thymic T cell selection. Predicted to be located in Golgi apparatus. Predicted to be active in cytoplasm. Orthologous to human MINK1 (misshapen like kinase 1). [provided by Alliance of Genome Resources, Apr 2022]