IMPPAT Phytochemical information: 
Cucurbitacin E

Cucurbitacin E
Summary

SMILES: CC(=O)OC(/C=C/C(=O)[C@@]([C@H]1[C@H](O)C[C@@]2([C@]1(C)CC(=O)[C@@]1([C@H]2CC=C2[C@H]1C=C(O)C(=O)C2(C)C)C)C)(O)C)(C)C
InChI: InChI=1S/C32H44O8/c1-17(33)40-27(2,3)13-12-23(36)32(9,39)25-21(35)15-29(6)22-11-10-18-19(14-20(34)26(38)28(18,4)5)31(22,8)24(37)16-30(25,29)7/h10,12-14,19,21-22,25,34-35,39H,11,15-16H2,1-9H3/b13-12+/t19-,21-,22+,25+,29+,30-,31+,32+/m1/s1
InChIKey: NDYMQXYDSVBNLL-MUYMLXPFSA-N
DeepSMILES: CC=O)OC/C=C/C=O)[C@@][C@H][C@H]O)C[C@@][C@]5C)CC=O)[C@@][C@H]6CC=C[C@H]6C=CO)C=O)C6C)C))))))))))C)))))C)))))O)C)))))C)C
Scaffold Graph/Node/Bond level: O=C1C=CC2C(=CCC3C4CCCC4CC(=O)C23)C1
Scaffold Graph/Node level: OC1CCC2C(CCC3C4CCCC4CC(O)C23)C1
Scaffold Graph level: CC1CCC2C(CCC3C4CCCC4CC(C)C23)C1
Functional groups: COC(C)=O; CO; C/C=C/C(C)=O; CC(=O)C; CC=C(C)C; CC(=O)C(O)=CC
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Lipids and lipid-like molecules
ClassyFire Class: Steroids and steroid derivatives
ClassyFire Subclass: Cucurbitacins
NP Classifier Biosynthetic pathway: Terpenoids
NP Classifier Superclass: Triterpenoids
NP Classifier Class: Cucurbitane triterpenoids
Synonymous chemical names:
cucurbitacin E, alpha-elaterin, Cucurbitacin E, cucurbitacins E, cucurbitacins e, Elaterin, alpha-, curcubitacin e, cucurbitacin e, cucurbitacin e (elaterin)
External chemical identifiers:
CID:CID_5281319; ChEMBL:CHEMBL455056; ChEBI:CHEBI:3944; ZINC:ZINC000004097800; FDASRS:V8A45XYI21; SureChEMBL:SCHEMBL140616; MolPort-020-005-954
Chemical structure download


Cucurbitacin E
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 556.7
Log P RDKit 4.19
Topological polar surface area (Å2) RDKit 138.2
Number of hydrogen bond acceptors RDKit 8
Number of hydrogen bond donors RDKit 3
Number of carbon atoms RDKit 32
Number of heavy atoms RDKit 40
Number of heteroatoms RDKit 8
Number of nitrogen atoms RDKit 0
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 8
Stereochemical complexity RDKit 0.25
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 10
Number of sp3 hybridized carbon atoms RDKit 22
Shape complexity RDKit 0.69
Number of rotatable bonds RDKit 6
Number of aliphatic carbocycles RDKit 4
Number of aliphatic heterocycles RDKit 0
Number of aliphatic rings RDKit 4
Number of aromatic carbocycles RDKit 0
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 0
Total number of rings RDKit 4
Number of saturated carbocycles RDKit 2
Number of saturated heterocycles RDKit 0
Number of saturated rings RDKit 2
Number of Smallest Set of Smallest Rings (SSSR) RDKit 4


Cucurbitacin E
Drug-likeness
Property nameToolProperty value
Number of Lipinski’s rule of 5 violations RDKit 1
Lipinski’s rule of 5 filter RDKit Passed
Number of Ghose filter violations RDKit 3
Ghose filter RDKit Failed
Veber filter RDKit Good
Pfizer 3/75 filter RDKit Bad
GSK 4/400 filter RDKit Bad
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.260363


Cucurbitacin E
ADME properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Moderately soluble
Solubility class [Silicos-IT] SwissADME Moderately soluble
Blood Brain Barrier permeation SwissADME No
Gastrointestinal absorption SwissADME Low
Log Kp (Skin permeation, cm/s) SwissADME -7.39
Number of PAINS structural alerts SwissADME 0
Number of Brenk structural alerts SwissADME 2
CYP1A2 inhibitor SwissADME No
CYP2C19 inhibitor SwissADME No
CYP2C9 inhibitor SwissADME No
CYP2D6 inhibitor SwissADME No
CYP3A4 inhibitor SwissADME Yes
P-glycoprotein substrate SwissADME Yes


Cucurbitacin E
Phytochemical - Human target proteins supported by experimental evidence associations
Human target proteins supported by experimental evidence
IMPPAT target identifierGene identifierHGNC symbolEntrez Gene identifierSource
TAR_EXP_001568ENSG00000168610STAT36774ChEMBL
TAR_EXP_000070ENSG00000172757CFL11072ChEMBL
TAR_EXP_000776ENSG00000005844ITGAL3683ChEMBL, NPASS