Is predicted to encode a protein with the following domains: Ubiquitin-conjugating enzyme/RWD-like; Ubiquitin-conjugating enzyme E2; and Ubiquitin-conjugating enzyme. Is an ortholog of C. elegans
ubc-18. In C. elegans,
ubc-18 is involved in determination of adult lifespan; embryonic digestive tract morphogenesis; and protein metabolic process.