Compound as reactive (1)
H2O + ammonium + ubiquinone-10 → rhodoquinone-10 + CO2
Compound as product (2)
ubiquinol-10 → 4 H+ + ubiquinone-10
ubiquinol-10 + nitrate → H2O + ubiquinone-10 + nitrite
Reversible reaction (1)
an oxidized electron donor + ubiquinol-10 ↔ a reduced electron donor + ubiquinone-10