Is predicted to encode a protein with the following domains: Immunoglobulin I-set domain; Immunoglobulin I-set; Immunoglobulin subtype; Fibronectin type III; Domain of unknown function DB; Immunoglobulin-like fold; Immunoglobulin subtype 2; Fibronectin type III domain; DB module; Immunoglobulin-like domain superfamily; and Fibronectin type III superfamily. Is an ortholog of C. elegans
igdb-1 and
igdb-2.