2 Fe(III)-[leghemoglobin] + NADH = 2 Fe(II)-[leghemoglobin] + NAD(+) + H(+)
2 fe(iii)-[leghemoglobin] + nadh = 2 fe(ii)-[leghemoglobin] + nad(+) + h(+)
2 Fe(III)-[leghemoglobin] + NADH = 2 Fe(II)-[leghemoglobin] + NAD(+) + H(+)
2 fe(iii)-[leghemoglobin] + nadh = 2 fe(ii)-[leghemoglobin] + nad(+) + h(+)