Predicted to enable calcium ion binding activity. Acts upstream of or within camera-type eye development and in utero embryonic development. Predicted to be active in endoplasmic reticulum. Is expressed in several structures, including body cavity or lining; brain; genitourinary system; spinal cord ventricular layer; and vertebral axis musculature. Orthologous to human RCN1 (reticulocalbin 1). [provided by Alliance of Genome Resources, Apr 2022]