Predicted to enable identical protein binding activity. Acts upstream of or within establishment of cell polarity involved in ameboidal cell migration and positive regulation of blood vessel endothelial cell migration. Located in several cellular components, including apical plasma membrane; bicellular tight junction; and lamellipodium. Is expressed in brain and head. Orthologous to human AMOTL1 (angiomotin like 1). [provided by Alliance of Genome Resources, Apr 2022]