Predicted to enable protein-macromolecule adaptor activity. Predicted to be involved in negative regulation of protein secretion and positive regulation of protein secretion. Predicted to act upstream of or within establishment of epithelial cell polarity. Predicted to be located in bicellular tight junction and cytoplasm. Orthologous to human FRMD4A (FERM domain containing 4A). [provided by Alliance of Genome Resources, Apr 2022]