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