4-hydroxymuconic-semialdehyde dehydrogenase

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4-hydroxymuconic-semialdehyde dehydrogenase
Identifiers
EC no. 1.2.1.61
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum
Gene Ontology AmiGO / QuickGO
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NCBI proteins

In enzymology, a 4-hydroxymuconic-semialdehyde dehydrogenase (EC 1.2.1.61) is an enzyme that catalyzes the chemical reaction

+ NAD+
 
 
H2O
H+
4-hydroxymuconic-semialdehyde dehydrogenase
H2O
H+
 
+ NADH
 

The three substrates of this enzyme are 4-hydroxymuconic semialdehyde, oxidised nicotinamide adenine dinucleotide (NAD+), and water. Its products are maleylacetic acid, reduced NADH, and a proton. [1] [2]

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 4-hydroxymuconic-semialdehyde:NAD+ oxidoreductase. This enzyme participates in gamma-hexachlorocyclohexane degradation.

References

  1. Enzyme 1.2.1.61 at KEGG Pathway Database.
  2. Spain JC, Gibson DT (1991). "Pathway for Biodegradation of p-Nitrophenol in a Moraxella sp". Appl. Environ. Microbiol. 57 (3): 812–819. Bibcode:1991ApEnM..57..812S. doi:10.1128/aem.57.3.812-819.1991. PMC   182799 . PMID   16348446.