Enables protein N-terminus binding activity. Involved in protein localization to plasma membrane. Acts upstream of with a negative effect on epithelial cell apoptotic process. Acts upstream of or within establishment of planar polarity and non-motile cilium assembly. Predicted to be located in cytosol. Predicted to be part of exocyst. Used to study obstructive nephropathy. Orthologous to human EXOC5 (exocyst complex component 5). [provided by Alliance of Genome Resources, Apr 2022]