Involved in the regulation of the cytoskeletal dynamics, plays a role in actin stress fiber formation. Interacts with ADAM10, NSG1 and OAZ1. Expressed in heart, brain, liver, skeletal muscle, kidney and pancreas (PubMed:30312582). In brain, expressed by glia, pyramidal neurons and astrocytes (at protein level) (PubMed:30312582). Highly expressed in placental trophoblasts (PubMed:30312582). Belongs to the FAM171 family.