Predicted to enable molybdenum ion binding activity; molybdopterin cofactor binding activity; and oxidoreductase activity, acting on other nitrogenous compounds as donors. Predicted to contribute to nitrite reductase (NO-forming) activity. Predicted to be involved in cellular detoxification of nitrogen compound; nitrate metabolic process; and nitric oxide biosynthetic process. Predicted to be located in mitochondrion. Predicted to be part of nitric-oxide synthase complex. Orthologous to human MTARC1 (mitochondrial amidoxime reducing component 1). [provided by Alliance of Genome Resources, Apr 2022]