Biology:2-oxoaldehyde dehydrogenase (NAD+)

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Short description: Enzyme
2-oxoaldehyde dehydrogenase (NAD)
Identifiers
EC number1.2.1.23
CAS number37250-91-2
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Gene OntologyAmiGO / QuickGO

In enzymology, a 2-oxoaldehyde dehydrogenase (NAD+) (EC 1.2.1.23) is an enzyme that catalyzes the chemical reaction

a 2-oxoaldehyde + NAD+ + H2O [math]\displaystyle{ \rightleftharpoons }[/math] a 2-oxo acid + NADH + H+

The 3 substrates of this enzyme are 2-oxoaldehyde, NAD+, and H2O, whereas its 3 products are 2-oxo acid, NADH, and H+.

This enzyme participates in pyruvate metabolism.

Nomenclature

This enzyme belongs to the family of oxidoreductases, specifically those acting on the aldehyde or oxo group of donor with NAD+ or NADP+ as acceptor. The systematic name of this enzyme class is 2-oxoaldehyde:NAD+ 2-oxidoreductase. Other names in common use include:

  • alpha-ketoaldehyde dehydrogenase
  • methylglyoxal dehydrogenase
  • NAD+-linked alpha-ketoaldehyde dehydrogenase
  • 2-ketoaldehyde dehydrogenase
  • NAD+-dependent alpha-ketoaldehyde dehydrogenase
  • 2-oxoaldehyde dehydrogenase (NAD+)

See also

References

  • Monder C (1967). "Alpha-keto aldehyde dehydrogenase, an enzyme that catalyzes the enzymic oxidation of methylglyoxal to pyruvate". J. Biol. Chem. 242 (20): 4603–9. PMID 4383524. 
  • "On the interaction of nucleotides and glycolytic intermediates with NAD-linked alpha-ketoaldehyde dehydrogenase". J. Biol. Chem. 257 (18): 10571–4. 1982. PMID 7107626. 
  • "Purification and characterization of NAD and NADP-linked alpha-ketoaldehyde dehydrogenases involved in catalyzing the oxidation of methylglyoxal to pyruvate". J. Biol. Chem. 257 (18): 10566–70. 1982. PMID 7107625.