Predicted to enable endopeptidase inhibitor activity. Predicted to be involved in acute-phase response; negative regulation of bone mineralization; and regulation of inflammatory response. Predicted to be active in extracellular matrix and extracellular region. Human ortholog(s) of this gene implicated in alopecia-mental retardation syndrome 1; coronary artery disease; and type 2 diabetes mellitus. Orthologous to several human genes including AHSG (alpha 2-HS glycoprotein).