Enables protein folding chaperone. Predicted to be involved in protein folding and ubiquitin-dependent ERAD pathway. Predicted to act upstream of or within cell differentiation and spermatogenesis. Predicted to be located in endoplasmic reticulum lumen and nuclear envelope. Predicted to be active in endoplasmic reticulum membrane. Is expressed in cerebral cortex and telencephalon. Orthologous to human CALR3 (calreticulin 3). [provided by Alliance of Genome Resources, Apr 2022]