Predicted to be an extracellular matrix structural constituent. Predicted to be involved in extracellular matrix organization. Predicted to be located in basement membrane. Predicted to be part of collagen trimer. Predicted to be active in extracellular matrix and extracellular space. Orthologous to human COL28A1 (collagen type XXVIII alpha 1 chain). [provided by Alliance of Genome Resources, Apr 2022]