Is predicted to encode a protein with the following domains: Fibronectin type III superfamily; von Willebrand factor, type A; Soluble quinoprotein glucose/sorbosone dehydrogenase; von Willebrand factor type A domain; von Willebrand factor A-like domain superfamily; Fibronectin type III; Immunoglobulin-like fold; Immunoglobulin; Immunoglobulin subtype 2; Immunoglobulin domain; Immunoglobulin-like domain superfamily; EGF-like domain; Fibronectin type III domain; and Immunoglobulin subtype. Is an ortholog of C. elegans
dig-1.