Predicted to enable transforming growth factor beta binding activity. Predicted to be involved in negative regulation of transforming growth factor beta receptor signaling pathway and negative regulation of wound healing. Predicted to act upstream of or within several processes, including negative regulation of keratinocyte proliferation; osteoclast fusion; and regulation of keratinocyte differentiation. Predicted to be located in cytosol and plasma membrane. Orthologous to human CD109 (CD109 molecule). [provided by Alliance of Genome Resources, Apr 2022]