Predicted to enable several functions, including enzyme binding activity; identical protein binding activity; and protein tyrosine kinase activator activity. Involved in cardiac muscle hypertrophy and cellular response to transforming growth factor beta stimulus. Located in secretory granule. Biomarker of ureteral obstruction. Human ortholog(s) of this gene implicated in ductal carcinoma in situ. Orthologous to human PAK2 (p21 (RAC1) activated kinase 2). [provided by Alliance of Genome Resources, Apr 2022]