Predicted to enable phosphatidylinositol-4,5-bisphosphate binding activity. Predicted to be involved in Golgi to plasma membrane transport and exocytosis. Predicted to be integral component of membrane. Predicted to be part of exocyst. Predicted to be active in plasma membrane. Orthologous to human STXBP6 (syntaxin binding protein 6). [provided by Alliance of Genome Resources, Apr 2022]