Is predicted to encode a protein with the following domains: Laminin-type EGF domain; EGF-like domain; Kelch-type beta propeller; Spermadhesin, CUB domain superfamily; Plexin repeat; Kelch motif; Kelch repeat type 1; Laminin EGF domain; CUB domain; and PSI domain. Is an ortholog of C. elegans
atrn-1.