Predicted to enable calcium ion binding activity. Predicted to be an extracellular matrix structural constituent. Acts upstream of or within cell-matrix adhesion. Located in basement membrane. Is expressed in several structures, including alimentary system; extraembryonic component; genitourinary system; nervous system; and respiratory system. Orthologous to human NID2 (nidogen 2). [provided by Alliance of Genome Resources, Apr 2022]