Predicted to enable metal ion binding activity and thiol-dependent deubiquitinase. Predicted to be involved in regulation of gene expression. Predicted to be located in cytoplasm. Predicted to be active in nucleus. Is expressed in early conceptus; inner cell mass; and oocyte. Orthologous to human ZUP1 (zinc finger containing ubiquitin peptidase 1). [provided by Alliance of Genome Resources, Apr 2022]