Is predicted to encode a protein with the following domains: Endoplasmic reticulum vesicle transporter, N-terminal; Endoplasmic reticulum vesicle transporter, C-terminal; Cytochrome b5-like Heme/Steroid binding domain; Endoplasmic Reticulum-Golgi Intermediate Compartment (ERGIC); Endoplasmic reticulum vesicle transporter; Cytochrome b5-like heme/steroid binding domain; and Cytochrome b5-like heme/steroid binding domain superfamily. Is an ortholog of C. elegans ergi-3.