Predicted to enable metal ion binding activity and metallopeptidase activity. Predicted to be involved in cellular response to oxidative stress; ovarian follicle development; and proteolysis. Predicted to act upstream of or within endoplasmic reticulum unfolded protein response. Predicted to be located in endoplasmic reticulum. Is expressed in several structures, including alimentary system; brain; connective tissue; genitourinary system; and sensory organ. Orthologous to human ERMP1 (endoplasmic reticulum metallopeptidase 1). [provided by Alliance of Genome Resources, Apr 2022]