Predicted to enable SMAD binding activity. Predicted to be an extracellular matrix structural constituent. Involved in ossification. Predicted to be part of collagen type V trimer. Predicted to be active in extracellular matrix and extracellular space. Human ortholog(s) of this gene implicated in Ehlers-Danlos syndrome and Ehlers-Danlos syndrome classic type 2. Orthologous to human COL5A2 (collagen type V alpha 2 chain). [provided by Alliance of Genome Resources, Apr 2022]