Predicted to enable protein serine/threonine phosphatase inhibitor activity. Predicted to be involved in negative regulation of protein serine/threonine phosphatase activity and positive regulation of protein serine/threonine phosphatase activity. Predicted to be located in cytoplasm. Orthologous to human PPP1R14D (protein phosphatase 1 regulatory inhibitor subunit 14D). [provided by Alliance of Genome Resources, Apr 2022]