Showing metabocard for 3-Keto-4-methylzymosterol (BMDB0006838)

IdentificationTaxonomyPhysical propertiesPathwaysSpectraConcentrationsLinksReferencesenzymes (2) Show 2 proteinsXML
Record Information
Version1.0
Creation Date2016-09-30 23:26:36 UTC
Update Date2020-05-21 16:28:43 UTC
BMDB IDBMDB0006838
Secondary Accession Numbers
  • BMDB06838
Metabolite Identification
Common Name3-Keto-4-methylzymosterol
Description3-Keto-4-methylzymosterol belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core. 3-Keto-4-methylzymosterol is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
MOLSDFPDBSMILESInChI
Synonyms
ValueSource
(5a)-4-Methylcholesta-8,24-dien-3-oneHMDB
(5alpha)-4-Methylcholesta-8,24-dien-3-oneHMDB
3-Dehydro-4-methylzymosterolHMDB
4-Methyl-5a-cholesta-8,24-dien-3-oneHMDB
4-Methyl-5alpha-cholesta-8,24-dien-3-oneHMDB
Chemical FormulaC28H44O
Average Molecular Weight396.6484
Monoisotopic Molecular Weight396.33921603
IUPAC Name(2S,15R)-2,6,15-trimethyl-14-[(2R)-6-methylhept-5-en-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-1(10)-en-5-one
Traditional Name(2S,15R)-2,6,15-trimethyl-14-[(2R)-6-methylhept-5-en-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-1(10)-en-5-one
CAS Registry NumberNot Available
SMILES
C[C@H](CCC=C(C)C)C1CCC2C3=C(CC[C@]12C)[C@@]1(C)CCC(=O)C(C)C1CC3
InChI Identifier
InChI=1S/C28H44O/c1-18(2)8-7-9-19(3)22-12-13-24-21-10-11-23-20(4)26(29)15-17-28(23,6)25(21)14-16-27(22,24)5/h8,19-20,22-24H,7,9-17H2,1-6H3/t19-,20?,22?,23?,24?,27-,28+/m1/s1
InChI KeyDBPZYKHQDWKORQ-JQDPPCHWSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassCholestane steroids
Direct ParentCholesterols and derivatives
Alternative Parents
Substituents
  • Cholesterol-skeleton
  • Oxosteroid
  • 3-oxosteroid
  • Cyclic ketone
  • Ketone
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External DescriptorsNot Available
Ontology
StatusExpected but not Quantified
Origin
  • Endogenous
  • Exogenous
BiofunctionNot Available
ApplicationNot Available
Cellular locations
  • Cell membrane
  • Cytoplasm
  • Membrane
Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP7.22ALOGPS
logP7.41ChemAxon
logS-5.8ALOGPS
pKa (Strongest Acidic)19.83ChemAxon
pKa (Strongest Basic)-7.4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area17.07 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity124.75 m³·mol⁻¹ChemAxon
Polarizability50.26 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Biological Properties
Cellular Locations
  • Cell membrane
  • Cytoplasm
  • Membrane
Biospecimen LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
HMDB IDHMDB0006838
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB024112
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDC15816
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound53477900
PDB IDNot Available
ChEBI ID505093
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

Enzyme Details
1. Sterol-4-alpha-carboxylate 3-dehydrogenase, decarboxylating
General function:
Cell wall/membrane/envelope biogenesis
Specific function:
Involved in the sequential removal of two C-4 methyl groups in post-squalene cholesterol biosynthesis.
Gene Name:
NSDHL
Uniprot ID:
Q3ZBE9
Molecular weight:
39902.0
Reactions
4a-Methylzymosterol-4-carboxylic acid + NADP → 3-Keto-4-methylzymosterol + NADPH + Carbon dioxidedetails
Enzyme Details
2. HSD17B7 protein
General function:
Not Available
Specific function:
Not Available
Gene Name:
HSD17B7
Uniprot ID:
A4FUD2
Molecular weight:
37660.0
Reactions
3-Keto-4-methylzymosterol + NADPH → 4a-Methylzymosterol + NADPdetails