label: (4S)-4-hydroxy-L-glutamate + NADH + H(+) => (3R,5S)-1-pyrroline-3-hydroxy-5-carboxylate + NAD(+) + 2 H2O
label_lc: (4s)-4-hydroxy-l-glutamate + nadh + h(+) => (3r,5s)-1-pyrroline-3-hydroxy-5-carboxylate + nad(+) + 2 h2o