menaquinol-8 + nitrate => menaquinone-8 + nitrite + H2O
menaquinol-8 + nitrate => menaquinone-8 + nitrite + h2o
menaquinol-8 + nitrate => menaquinone-8 + nitrite + H2O
menaquinol-8 + nitrate => menaquinone-8 + nitrite + h2o