Acetylacetone-cleaving enzyme

Acetylacetone-cleaving enzyme
Identifiers
EC no.1.13.11.50
CAS no.524047-53-8
Databases
BRENDAenzyme data
ExPASyNiceZyme view
KEGGenzyme entry
MetaCycmetabolic pathway
Rheareactions
PDB structuresRCSB PDB PDBe PDBsum
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PMCarticles
PubMedarticles
NCBIproteins

Acetylacetone-cleaving enzyme (EC 1.13.11.50) is an enzyme that catalyzes the chemical reaction

 
O2
 
Rightward reaction arrow with minor substrate(s) from top left
 
 
 
+
 

The two substrates of this enzyme are acetylacetone and oxygen. Its products are acetic acid and methylglyoxal.[1][2]

This enzyme belongs to the family of oxidoreductases, specifically those acting on single donors with O2 as oxidant and incorporation of two atoms of oxygen into the substrate (oxygenases). The oxygen incorporated need not be derived from O2. The systematic name of this enzyme class is acetylacetone:oxygen oxidoreductase. Other names in common use include Dke1, acetylacetone dioxygenase, diketone cleaving dioxygenase, and diketone cleaving enzyme.[1]

References

  1. 1 2 Enzyme 1.13.11.50 at KEGG Pathway Database.
  2. ↑ Straganz, Grit D.; Glieder, Anton; Brecker, Lothar; Ribbons, Douglas W.; Steiner, Walter (2003). "Acetylacetone-cleaving enzyme Dke1: A novel C-C-bond-cleaving enzyme from Acinetobacter johnsonii". Biochemical Journal. 369 (3): 573–581. doi:10.1042/BJ20021047. PMC 1223103. PMID 12379146.