Enables protein heterodimerization activity; protein homodimerization activity; and protein kinase binding activity. Predicted to be involved in intracellular signal transduction. Predicted to act upstream of or within phosphorylation. Located in cytoplasm and nucleus. Is expressed in female associated reproductive structure; ureteric tip; and ureteric trunk. Orthologous to human MAPK4 (mitogen-activated protein kinase 4). [provided by Alliance of Genome Resources, Apr 2022]