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DraconiticBiochemistryBiomolecules · Catabolism · Biosynthesis · MetabolismMap
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COQ3 methylates DHDB

DHDB + AdoMet → MHDB + AdoHcy + H+

Reactome
R-HSA-2162193
Compartment
mitochondrial matrix
Rhea
RHEA:44492, RHEA:44493

Inputs

Outputs

Catalysed by

  • polyprenyldihydroxybenzoate methyltransferase activity of COQ3:COQ4:COQ5:COQ6:COQ7:COQ9 [mitochondrial inner membrane]EC 2.1.1.114

Literature

  1. Isolation and functional expression of human COQ3, a gene encoding a methyltransferase required for ubiquinone biosynthesis J Biol Chem, 2000
  2. Structural and biochemical studies reveal UbiG/Coq3 as a class of novel membrane-binding proteins Biochem J, 2015
  3. In vitro construction of the COQ metabolon unveils the molecular determinants of coenzyme Q biosynthesis Nat Catal, 2024