2 nitric oxide + NADH + 2 O2 <=> 2 nitrate + NAD(+) + H(+)
2 nitric oxide + nadh + 2 o2 <=> 2 nitrate + nad(+) + h(+)
2 nitric oxide + NADH + 2 O2 <=> 2 nitrate + NAD(+) + H(+)
2 nitric oxide + nadh + 2 o2 <=> 2 nitrate + nad(+) + h(+)