Predicted to enable extracellular matrix protein binding activity. Acts upstream of or within negative regulation of bone mineralization. Predicted to be located in extracellular region. Predicted to be active in extracellular matrix. Is expressed in adipose tissue; aorta; brain; testis; and tibia. Orthologous to human MEPE (matrix extracellular phosphoglycoprotein). [provided by Alliance of Genome Resources, Apr 2022]