Predicted to enable protein disulfide isomerase activity. Predicted to be involved in glycoprotein metabolic process; protein folding; and response to endoplasmic reticulum stress. Predicted to act upstream of or within response to unfolded protein. Located in cell surface. Is expressed in jaw and orbito-sphenoid. Orthologous to human ERP44 (endoplasmic reticulum protein 44). [provided by Alliance of Genome Resources, Apr 2022]