Predicted to enable protein homodimerization activity. Predicted to be involved in proteasome-mediated ubiquitin-dependent protein catabolic process. Predicted to be located in nucleoplasm. Predicted to be part of proteasome regulatory particle. Orthologous to human PSMD7 (proteasome 26S subunit, non-ATPase 7). [provided by Alliance of Genome Resources, Apr 2022]