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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2013-05-17 01:24:21 UTC
Update Date2022-03-07 03:17:45 UTC
HMDB IDHMDB0060487
Secondary Accession Numbers
  • HMDB60487
Metabolite Identification
Common NameMenaquinol
DescriptionMenaquinol belongs to the class of organic compounds known as prenylated hydroquinones. These are quinones with a structure characterized by the hydroquinone ring substituted by an prenyl side-chain. Menaquinol is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Data?1563866066
Synonyms
ValueSource
Reduced menaquinoneKegg
Vitamin K2 hydroquinoneKegg
Reduced vitamin K2Kegg
Chemical FormulaC21H26O2
Average Molecular Weight310.4299
Monoisotopic Molecular Weight310.193280076
IUPAC Name2-[(2E)-3,7-dimethylocta-2,6-dien-1-yl]-3-methylnaphthalene-1,4-diol
Traditional Namemenaquinol
CAS Registry NumberNot Available
SMILES
CC(C)=CCC\C(C)=C\CC1=C(O)C2=CC=CC=C2C(O)=C1C
InChI Identifier
InChI=1S/C21H26O2/c1-14(2)8-7-9-15(3)12-13-17-16(4)20(22)18-10-5-6-11-19(18)21(17)23/h5-6,8,10-12,22-23H,7,9,13H2,1-4H3/b15-12+
InChI KeyCZHYZLLLSCZMRL-NTCAYCPXSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as prenylated hydroquinones. These are quinones with a structure characterized by the hydroquinone ring substituted by an prenyl side-chain.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassQuinone and hydroquinone lipids
Direct ParentPrenylated hydroquinones
Alternative Parents
Substituents
  • Prenylbenzoquinol
  • 1-naphthol
  • Naphthalene
  • Monoterpenoid
  • Bicyclic monoterpenoid
  • Aromatic monoterpenoid
  • Hydroquinone
  • Benzenoid
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Membrane (predicted from logP)
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDC05819
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5280839
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Magrane M: UniProt Knowledgebase: a hub of integrated protein data. Database (Oxford). 2011 Mar 29;2011:bar009. doi: 10.1093/database/bar009. Print 2011. [PubMed:21447597 ]
  2. Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
  3. Watson AD: Thematic review series: systems biology approaches to metabolic and cardiovascular disorders. Lipidomics: a global approach to lipid analysis in biological systems. J Lipid Res. 2006 Oct;47(10):2101-11. Epub 2006 Aug 10. [PubMed:16902246 ]
  4. Sethi JK, Vidal-Puig AJ: Thematic review series: adipocyte biology. Adipose tissue function and plasticity orchestrate nutritional adaptation. J Lipid Res. 2007 Jun;48(6):1253-62. Epub 2007 Mar 20. [PubMed:17374880 ]
  5. Lingwood D, Simons K: Lipid rafts as a membrane-organizing principle. Science. 2010 Jan 1;327(5961):46-50. doi: 10.1126/science.1174621. [PubMed:20044567 ]
  6. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.

Enzymes

General function:
Involved in electron carrier activity
Specific function:
The enzyme apparently serves as a quinone reductase in connection with conjugation reactions of hydroquinons involved in detoxification pathways as well as in biosynthetic processes such as the vitamin K-dependent gamma-carboxylation of glutamate residues in prothrombin synthesis.
Gene Name:
NQO1
Uniprot ID:
P15559
Molecular weight:
30867.405
Reactions
Menatetrenone + Hydrogen Ion + NADH → Menaquinol + NADdetails
General function:
Involved in gamma-glutamyl carboxylase activity
Specific function:
Mediates the vitamin K-dependent carboxylation of glutamate residues to calcium-binding gamma-carboxyglutamate (Gla) residues with the concomitant conversion of the reduced hydroquinone form of vitamin K to vitamin K epoxide.
Gene Name:
GGCX
Uniprot ID:
P38435
Molecular weight:
87560.065
Reactions
2,3-Epoxymenaquinone + Gla protein + Water → Menaquinol + Gla protein precursor + Carbon dioxide + Oxygendetails