Identification
YMDB IDYMDB00541
Nameepisteryl oleate
SpeciesSaccharomyces cerevisiae
StrainBaker's yeast
Descriptionepisteryl oleate belongs to the class of organic compounds known as steroid esters. Steroid esters are compounds containing a steroid moiety which bears a carboxylic acid ester group. episteryl oleate is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral.
Structure
Thumb
Synonyms
  • 1-oleoyl-cholesterol
  • 18:1(9Z) Cholesterol ester
  • 3beta-Hydroxy-5-cholestene 3-oleate
  • 5-Cholesten-3b-ol 3-oleate
  • Cholest-5-en-3-beta-yl oleate
  • Cholest-5-en-3-ol (3b)-(Z)-9-octadecenoate
  • Cholest-5-en-3-ol (3b)-(Z)-9-octadecenoic acid
  • Cholest-5-en-3-ol (3beta)-, 9-octadecenoate, (Z)-
  • Cholest-5-en-3-yl (9Z)-9-octadecenoate
  • cholest-5-en-3b-yl
  • cholesterol 1-(9Z-octadecenoate
  • cholesterol 1-(9Z-octadecenoate)
  • cholesterol 1-(9Z-octadecenoic acid
  • cholesterol 1-(9Z-octadecenoic acid)
  • Cholesterol 3beta-oleate
  • Cholesterol Ester(18:1)
  • Cholesterol Ester(18:1/0:0)
  • Cholesterol Ester(18:1n9/0:0)
  • Cholesterol Ester(18:1w9/0:0)
  • Cholesterol, oleate
  • Cholesteroyl-oleate
  • Cholesteryl [9,10-3H]oleate
  • cholesteryl 1-oleoate
  • cholesteryl 1-oleoic acid
  • Cholesteryl cis-9-octadecenoate
  • Cholesteryl cis-9-octadecenoic acid
  • Cholesteryl oleate
  • Cholesteryl oleate-9,10-3H
  • Cholesteryl oleate-9,10-t2
  • Cholesteryl oleic ester
  • Cholesteryl-beta-D-glucoside
  • Cholesteryl-beta-delta-glucoside
  • Oleic acid cholesteryl ester
  • Oleoylcholesterol
  • Episteryl oleic acid
CAS numberNot Available
WeightAverage: 663.1103
Monoisotopic: 662.60018174
InChI KeyWXTXUXMQBSJEQW-PIJZSGCZSA-N
InChIInChI=1S/C46H78O2/c1-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-44(47)48-39-30-32-45(6)38(34-39)26-27-40-42-29-28-41(46(42,7)33-31-43(40)45)37(5)25-24-36(4)35(2)3/h15-16,27,35,37-39,41-43H,4,8-14,17-26,28-34H2,1-3,5-7H3/b16-15-/t37-,38+,39+,41-,42+,43+,45+,46-/m1/s1
IUPAC Name(1R,2S,5S,7S,11R,14R,15R)-2,15-dimethyl-14-[(2R)-6-methyl-5-methylideneheptan-2-yl]tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-9-en-5-yl (9Z)-octadec-9-enoate
Traditional IUPAC Nameepisteryl oleate
Chemical FormulaC46H78O2
SMILESCCCCCCCC\C=C/CCCCCCCC(=O)O[C@H]1CC[C@@]2(C)[C@@]([H])(CC=C3[C@]4([H])CC[C@]([H])([C@H](C)CCC(=C)C(C)C)[C@@]4(C)CC[C@]23[H])C1
Chemical Taxonomy
Description belongs to the class of organic compounds known as steroid esters. Steroid esters are compounds containing a steroid moiety which bears a carboxylic acid ester group.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassSteroid esters
Direct ParentSteroid esters
Alternative Parents
Substituents
  • Steroid ester
  • Delta-7-steroid
  • Carboxylic acid ester
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External Descriptors
Physical Properties
StateNot Available
Charge0
Melting pointNot Available
Experimental Properties
PropertyValueReference
Water SolubilityNot AvailablePhysProp
LogPNot AvailablePhysProp
Predicted Properties
PropertyValueSource
Water Solubility2.7e-05 g/LALOGPS
logP10.83ALOGPS
logP14.5ChemAxon
logS-7.4ALOGPS
pKa (Strongest Basic)-7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.3 ŲChemAxon
Rotatable Bond Count22ChemAxon
Refractivity208.85 m³·mol⁻¹ChemAxon
Polarizability88.48 ųChemAxon
Number of Rings4ChemAxon
Bioavailability0ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular Locations
  • endoplasmic reticulum
Organoleptic PropertiesNot Available
SMPDB PathwaysNot Available
KEGG PathwaysNot Available
SMPDB ReactionsNot Available
KEGG Reactions
episterol + oleoyl-CoAepisteryl oleate + Coenzyme A
Concentrations
Intracellular ConcentrationsNot Available
Extracellular ConcentrationsNot Available
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-03yi-2154029000-00b45f78256343176e78JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-00ls-6398031000-2c12a26035d69797bffeJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-01c9-9378040000-a3560df402ceb4a22a18JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-03di-0024009000-ef41f9d323682620518bJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-01ot-0059103000-342f362baf85bb41b0a7JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-001m-3029000000-c5433abdc31a669bc1e5JSpectraViewer
MSMass Spectrum (Electron Ionization)Not AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
References
References:
  • Herrgard, M. J., Swainston, N., Dobson, P., Dunn, W. B., Arga, K. Y., Arvas, M., Bluthgen, N., Borger, S., Costenoble, R., Heinemann, M., Hucka, M., Le Novere, N., Li, P., Liebermeister, W., Mo, M. L., Oliveira, A. P., Petranovic, D., Pettifer, S., Simeonidis, E., Smallbone, K., Spasic, I., Weichart, D., Brent, R., Broomhead, D. S., Westerhoff, H. V., Kirdar, B., Penttila, M., Klipp, E., Palsson, B. O., Sauer, U., Oliver, S. G., Mendes, P., Nielsen, J., Kell, D. B. (2008). "A consensus yeast metabolic network reconstruction obtained from a community approach to systems biology." Nat Biotechnol 26:1155-1160.18846089
  • Zweytick, D., Leitner, E., Kohlwein, S. D., Yu, C., Rothblatt, J., Daum, G. (2000). "Contribution of Are1p and Are2p to steryl ester synthesis in the yeast Saccharomyces cerevisiae." Eur J Biochem 267:1075-1082.10672016
Synthesis Reference:Not Available
External Links:
ResourceLink
CHEBI ID52375
HMDB IDNot Available
Pubchem Compound ID25271605
Kegg IDNot Available
ChemSpider ID23106998
FOODB IDNot Available
Wikipedia IDNot Available
BioCyc IDNot Available

Enzymes

General function:
Involved in O-acyltransferase activity
Specific function:
Acyl-CoA + cholesterol = CoA + cholesterol ester
Gene Name:
ARE1
Uniprot ID:
P25628
Molecular weight:
71612.5
Reactions
Acyl-CoA + cholesterol → CoA + cholesterol ester.