Predicted to enable protein-disulfide reductase activity. Predicted to be involved in protein folding and response to endoplasmic reticulum stress. Predicted to be active in endoplasmic reticulum. Is expressed in lens; lens epithelium; lens fiber; lens vesicle; and lens vesicle epithelium. Orthologous to human PDIA2 (protein disulfide isomerase family A member 2). [provided by Alliance of Genome Resources, Apr 2022]