Enables fibronectin binding activity and heparin binding activity. Acts upstream of or within extracellular matrix organization; positive regulation of cell-substrate adhesion; and response to bacterium. Located in basement membrane and interstitial matrix. Is expressed in blood vessel; cerebral cortex ventricular layer; choroid plexus; rib; and testis. Orthologous to human CCDC80 (coiled-coil domain containing 80). [provided by Alliance of Genome Resources, Apr 2022]