Predicted to enable KDEL sequence binding activity. Acts upstream of or within T cell apoptotic process and T cell differentiation. Located in cis-Golgi network and endoplasmic reticulum. Is expressed in several structures, including central nervous system; genitourinary system; and retina. Orthologous to human KDELR1 (KDEL endoplasmic reticulum protein retention receptor 1). [provided by Alliance of Genome Resources, Apr 2022]