ID 1.2.1.83 DE 3-succinoylsemialdehyde-pyridine dehydrogenase. CA 4-oxo-4-(pyridin-3-yl)butanal + H2O + NADP(+) = 4-oxo-4-(pyridin-3- CA yl)butanoate + 2 H(+) + NADPH. CC -!- The enzyme has been characterized from the soil bacterium Pseudomonas CC sp. HZN6. CC -!- It participates in the nicotine degradation pathway. DR H8ZPX2, SAPD_PSESP ; //