ID   1.5.1.1
DE   Pyrroline-2-carboxylate reductase.
CA   L-proline + NAD(P)(+) = 1-pyrroline-2-carboxylate + NAD(P)H.
CC   -!- Reduces 1-pyrroline-2-carboxylate to L-proline and also 1,2-
CC       didehydropiperidine-2-carboxylate to L-pipecolate.
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