Predicted to enable protein kinase activator activity and protein kinase binding activity. Predicted to be involved in several processes, including G1/S transition of mitotic cell cycle; male meiotic nuclear division; and positive regulation of cyclin-dependent protein serine/threonine kinase activity. Predicted to be located in nucleus. Predicted to be active in nucleoplasm. Orthologous to human SPDYA (speedy/RINGO cell cycle regulator family member A). [provided by Alliance of Genome Resources, Apr 2022]