Predicted to enable protein kinase binding activity and protein serine/threonine kinase inhibitor activity. Predicted to be located in nucleoplasm. Predicted to be active in nucleus. Is expressed in central nervous system; dorsal root ganglion; heart; and olfactory epithelium. Orthologous to human INKA2 (inka box actin regulator 2). [provided by Alliance of Genome Resources, Apr 2022]