a ubiquinone + L-proline = (S)-1-pyrroline-5-carboxylate + a ubiquinol + H(+)
a ubiquinone + l-proline = (s)-1-pyrroline-5-carboxylate + a ubiquinol + h(+)
a ubiquinone + L-proline = (S)-1-pyrroline-5-carboxylate + a ubiquinol + H(+)
a ubiquinone + l-proline = (s)-1-pyrroline-5-carboxylate + a ubiquinol + h(+)