Predicted to enable co-receptor binding activity and receptor antagonist activity. Predicted to be involved in adrenal gland development; negative regulation of canonical Wnt signaling pathway; and negative regulation of cellular biosynthetic process. Predicted to be active in extracellular space. Orthologous to human DKK3 (dickkopf WNT signaling pathway inhibitor 3). [provided by Alliance of Genome Resources, Apr 2022]