Predicted to enable calcium ion binding activity. Predicted to be involved in several processes, including collagen biosynthetic process; phospholipid homeostasis; and surfactant homeostasis. Predicted to be located in intracellular membrane-bounded organelle. Predicted to be active in endoplasmic reticulum. Orthologous to human RCN3 (reticulocalbin 3). [provided by Alliance of Genome Resources, Apr 2022]