Accepted name: pyridoxal 4-dehydrogenase
Reaction: pyridoxal + NAD+ = 4-pyridoxolactone + NADH + H+
Other name(s): pyridoxal dehydrogenase
Systematic name: pyridoxal:NAD+ 4-oxidoreductase
Comments: The enzyme acts on the hemiacetal form of the substrate.
1.  Burg, R.W. and Snell, E.E. The bacterial oxidation of vitamin B6. VI. Pyridoxal dehydrogenase and 4-pyridoxolactonase. J. Biol. Chem. 244 (1969) 2585–2589. [PMID: 4306030]
[EC created 1972]