Predicted to enable small molecule binding activity. Predicted to be involved in regulation of immune system process. Predicted to act upstream of or within acute-phase response. Predicted to be located in extracellular region. Predicted to be active in extracellular space. Orthologous to human ORM1 (orosomucoid 1) and ORM2 (orosomucoid 2). [provided by Alliance of Genome Resources, Apr 2022]