Predicted to be involved in positive regulation of proteasomal ubiquitin-dependent protein catabolic process and protein quality control for misfolded or incompletely synthesized proteins. Predicted to be part of Cul2-RING ubiquitin ligase complex. Is expressed in central nervous system and retina. Orthologous to human ZER1 (zyg-11 related cell cycle regulator). [provided by Alliance of Genome Resources, Apr 2022]