Predicted to enable several functions, including fibronectin binding activity; protein kinase C binding activity; and thrombospondin receptor activity. Involved in regulation of fibroblast migration. Acts upstream of or within inner ear receptor cell stereocilium organization; neural tube closure; and wound healing. Located in cell surface. Is expressed in several structures, including alimentary system; brain; genitourinary system; skeleton; and skin. Orthologous to human SDC4 (syndecan 4). [provided by Alliance of Genome Resources, Apr 2022]