Predicted to enable phosphatidylinositol-3,4-bisphosphate binding activity and phospholipid binding activity. Predicted to be involved in negative regulation of calcium ion transmembrane transport via high voltage-gated calcium channel. Predicted to be located in intermediate filament cytoskeleton. Predicted to be part of calcium channel complex. Orthologous to human SESTD1 (SEC14 and spectrin domain containing 1). [provided by Alliance of Genome Resources, Apr 2022]