Is predicted to encode a protein with the following domains: Ankyrin repeat; BRCA1 C Terminus (BRCT) domain; Domain of unknown function; Domain of unknown function WSN; Ankyrin repeats (many copies); BRCT domain superfamily; BRCT domain; and Ankyrin repeat-containing domain superfamily. Is an ortholog of C. elegans C18H2.4 and lido-18.