Is predicted to encode a protein with the following domains: CRAL-TRIO lipid binding domain; Domain of unknown function; Transmembrane glycoprotein; Domain of unknown function WSN; CRAL/TRIO domain; CRAL-TRIO lipid binding domain superfamily; GOLD domain superfamily; and CRAL/TRIO, N-terminal domain superfamily. Is an ortholog of C. elegans ctg-1. In C. elegans, ctg-1 is involved in regulation of basement membrane organization.