(S)-1-pyrroline-5-carboxylate + NADH + 2 H(+) => L-proline + NAD(+)
(s)-1-pyrroline-5-carboxylate + nadh + 2 h(+) => l-proline + nad(+)
(S)-1-pyrroline-5-carboxylate + NADH + 2 H(+) => L-proline + NAD(+)
(s)-1-pyrroline-5-carboxylate + nadh + 2 h(+) => l-proline + nad(+)