Is predicted to encode a protein with the following domains: Ankyrin repeats (3 copies); Ankyrin repeat-containing domain superfamily; Immunoglobulin I-set; Immunoglobulin subtype; Immunoglobulin-like fold; Immunoglobulin-like domain superfamily; Immunoglobulin I-set domain; Ankyrin repeat; Zwei Ig domain protein zig-8; and Domain of unknown function DUF3447. Is an ortholog of C. elegans zig-8.