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Record Information
Version5.0
StatusDetected and Quantified
Creation Date2006-05-22 15:12:23 UTC
Update Date2022-03-07 02:49:17 UTC
HMDB IDHMDB0002972
Secondary Accession Numbers
  • HMDB0062451
  • HMDB02972
  • HMDB62451
Metabolite Identification
Common NameVitamin K1 2,3-epoxide
DescriptionVitamin K1 2,3-epoxide (CAS: 25486-55-9) is a vitamin K derivative. Vitamin K is needed for the posttranslational modification of certain proteins, mostly required for blood coagulation. Within the cell, vitamin K undergoes electron reduction to a reduced form of vitamin K (called vitamin K hydroquinone) by the enzyme vitamin K epoxide reductase (or VKOR). Another enzyme then oxidizes vitamin K hydroquinone to allow carboxylation of glutamate into gamma-carboxyglutamate (Gla). This enzyme is called the gamma-glutamyl carboxylase or the vitamin K-dependent carboxylase. The carboxylation reaction will only proceed if the carboxylase enzyme is able to oxidize vitamin K hydroquinone into vitamin K epoxide at the same time; the carboxylation and epoxidation reactions are said to be coupled reactions. Vitamin K epoxide is then re-converted into vitamin K by the vitamin K epoxide reductase. These two enzymes comprise the so-called vitamin K cycle. One of the reasons why vitamin K is rarely deficient in a human diet is because vitamin K is continually recycled in our cells. Vitamin K 2,3-epoxide is the substrate for vitamin K 2,3-epoxide reductase (VKOR) complex. Significantly increased level of serum vitamin K epoxide has been found in patients with familial multiple coagulation factor deficiency (PMID: 12384421 ). Accumulation of vitamin K1-2,3-epoxide in plasma is also a sensitive marker of the coumarin-like activity of drugs (PMID: 2401753 ).
Structure
Data?1582752260
Synonyms
ValueSource
(2,3-Epoxyphytyl)menaquinoneHMDB
2,3-Epoxy-2,3-dihydro-2-methyl-3-phytyl-1,4-naphthoquinoneHMDB
2,3-EpoxyphylloquinoneHMDB
1a,7a-Dihydro-1a-methyl-7a-(3,7,11,15-tetramethyl-2-hexadecenyl)-naphth[2,3-b]oxirene-2,7-dioneHMDB
Phylloquinone oxideHMDB
Phylloquinone epoxideHMDB
Phylloquinone-2,3-epoxideHMDB
Vitamin K1 oxideHMDB
Vitamin K epoxideHMDB
Vitamin K(1) oxideHMDB
Vitamin K1 epoxideHMDB
1,4-Naphthoquinone, 2,3-epoxy-2,3-dihydro-2-methyl-3-phytyl-2,3-epoxyphylloquinoneHMDB
Naphth[2,3-b]oxirene-2,7-dione, 1a,7a-dihydro-1a-methyl-7a-(3,7,11,15-tetramethyl-2-hexadecenyl)-phylloquinone oxideHMDB
Phylloquinone, epoxideHMDB
Vitamin K 2,3-epoxideHMDB
Vitamin K1, epoxideHMDB
Phylloquinone 2,3-epoxideHMDB
Vitamin K oxideHMDB
Vitamin K1 2,3-epoxideHMDB
Chemical FormulaC31H46O3
Average Molecular Weight466.706
Monoisotopic Molecular Weight466.344695341
IUPAC Name(1aS,7aR)-1a-methyl-7a-[(2E,7R,11R)-3,7,11,15-tetramethylhexadec-2-en-1-yl]-1aH,2H,7H,7aH-naphtho[2,3-b]oxirene-2,7-dione
Traditional Name(1aS,7aR)-1a-methyl-7a-[(2E,7R,11R)-3,7,11,15-tetramethylhexadec-2-en-1-yl]naphtho[2,3-b]oxirene-2,7-dione
CAS Registry Number85955-78-8
SMILES
CC(C)CCC[C@@H](C)CCC[C@@H](C)CCC\C(C)=C\C[C@@]12O[C@]1(C)C(=O)C1=C(C=CC=C1)C2=O
InChI Identifier
InChI=1S/C31H46O3/c1-22(2)12-9-13-23(3)14-10-15-24(4)16-11-17-25(5)20-21-31-29(33)27-19-8-7-18-26(27)28(32)30(31,6)34-31/h7-8,18-20,22-24H,9-17,21H2,1-6H3/b25-20+/t23-,24-,30-,31+/m1/s1
InChI KeyKUTXFBIHPWIDJQ-BTPXSFBUSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as vitamin k compounds. These are quinone lipids containing a methylated naphthoquinone ring structure, and vary in the aliphatic side chain attached at the 3-position.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassQuinone and hydroquinone lipids
Direct ParentVitamin K compounds
Alternative Parents
Substituents
  • Diterpenoid
  • Naphthoquinone
  • Naphthalene
  • Tetralin
  • Quinone
  • Aryl ketone
  • Aryl alkyl ketone
  • Benzenoid
  • Ketone
  • Oxacycle
  • Ether
  • Oxirane
  • Dialkyl ether
  • Organoheterocyclic compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
Process
Naturally occurring process
Role
Physical Properties
StateSolid
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
PropertyValueSource
Water Solubility2.2e-05 g/LALOGPS
logP8.28ALOGPS
logP9.22ChemAxon
logS-7.3ALOGPS
pKa (Strongest Basic)-4.4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area46.67 ŲChemAxon
Rotatable Bond Count14ChemAxon
Refractivity141.69 m³·mol⁻¹ChemAxon
Polarizability56.23 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M-2H]-250.5530932474
DeepCCS[M+Na]+226.46130932474
AllCCS[M+H]+221.332859911
AllCCS[M+H-H2O]+219.632859911
AllCCS[M+NH4]+222.932859911
AllCCS[M+Na]+223.432859911
AllCCS[M-H]-218.032859911
AllCCS[M+Na-2H]-221.032859911
AllCCS[M+HCOO]-224.332859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. 10.44 minutes32390414
Predicted by Siyang on May 30, 202232.1358 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20220.65 minutes32390414
AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid46.0 seconds40023050
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid4462.7 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid951.4 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid384.1 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid461.0 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid747.4 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid1661.7 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid1642.4 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)108.5 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid2888.2 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid979.6 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid2584.7 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid1102.1 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid725.2 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate733.9 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA861.7 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water9.3 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Vitamin K1 2,3-epoxideCC(C)CCC[C@@H](C)CCC[C@@H](C)CCC\C(C)=C\C[C@@]12O[C@]1(C)C(=O)C1=C(C=CC=C1)C2=O4192.2Standard polar33892256
Vitamin K1 2,3-epoxideCC(C)CCC[C@@H](C)CCC[C@@H](C)CCC\C(C)=C\C[C@@]12O[C@]1(C)C(=O)C1=C(C=CC=C1)C2=O3284.5Standard non polar33892256
Vitamin K1 2,3-epoxideCC(C)CCC[C@@H](C)CCC[C@@H](C)CCC\C(C)=C\C[C@@]12O[C@]1(C)C(=O)C1=C(C=CC=C1)C2=O3350.3Semi standard non polar33892256
Spectra
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane (predicted from logP)
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified0.0000021 uMAdult (>18 years old)BothNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB023087
KNApSAcK IDNot Available
Chemspider ID34993195
KEGG Compound IDC05849
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN ID3030
PubChem Compound90479364
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. Komatsu K, Kayashima N, Ariyoshi N, Shirahata A: [Vitamin K]. Nihon Rinsho. 1993 Apr;51(4):943-51. [PubMed:8483276 ]
  2. Hirauchi K, Sakano T, Nagaoka T, Morimoto A: Simultaneous determination of vitamin K1, vitamin K1 2,3-epoxide and menaquinone-4 in human plasma by high-performance liquid chromatography with fluorimetric detection. J Chromatogr. 1988 Aug 19;430(1):21-9. [PubMed:2851012 ]
  3. McBurney A, Shearer MJ, Barkhan P: Changes in the urinary metabolites of phylloquinone (vitamin K1) in man following therapeutic anticoagulation with warfarin. Biochem Pharmacol. 1978 Feb 1;27(3):273-8. [PubMed:619911 ]
  4. Fregin A, Rost S, Wolz W, Krebsova A, Muller CR, Oldenburg J: Homozygosity mapping of a second gene locus for hereditary combined deficiency of vitamin K-dependent clotting factors to the centromeric region of chromosome 16. Blood. 2002 Nov 1;100(9):3229-32. [PubMed:12384421 ]
  5. Trenk D, Wagner F, Bechtold H, Nies B, Jahnchen E: Lack of effect of cefixime on the metabolism of vitamin K1. J Clin Pharmacol. 1990 Aug;30(8):737-42. [PubMed:2401753 ]

Enzymes

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
[Peptidyl]-4-carboxyglutamate + Vitamin K1 2,3-epoxide + Water → [peptidyl]-glutamate + CO(2) + Oxygen + Phylloquinoldetails
Gla protein + Vitamin K1 2,3-epoxide + Water → Gla protein precursor + Phylloquinol + Carbon dioxide + Oxygendetails
General function:
Involved in vitamin-K-epoxide reductase (warfarin-sensi
Specific function:
Involved in vitamin K metabolism. Catalytic subunit of the vitamin K epoxide reductase (VKOR) complex which reduces inactive vitamin K 2,3-epoxide to active vitamin K.
Gene Name:
VKORC1
Uniprot ID:
Q9BQB6
Molecular weight:
18234.3
Reactions
Phylloquinol + Oxidized dithiothreitol → Vitamin K1 2,3-epoxide + 1,4-Dithiothreitoldetails
Vitamin K1 + Oxidized dithiothreitol + Water → Vitamin K1 2,3-epoxide + 1,4-Dithiothreitoldetails