IMPPAT Phytochemical information: 
Cucurbitacin I

Cucurbitacin I
Summary

SMILES: OC1=C[C@@H]2C(=CC[C@@H]3[C@@]2(C)C(=O)C[C@]2([C@@]3(C)C[C@H]([C@@H]2[C@](C(=O)/C=C/C(O)(C)C)(O)C)O)C)C(C1=O)(C)C
InChI: InChI=1S/C30H42O7/c1-25(2,36)12-11-21(33)30(8,37)23-19(32)14-27(5)20-10-9-16-17(13-18(31)24(35)26(16,3)4)29(20,7)22(34)15-28(23,27)6/h9,11-13,17,19-20,23,31-32,36-37H,10,14-15H2,1-8H3/b12-11+/t17-,19-,20+,23+,27+,28-,29+,30+/m1/s1
InChIKey: NISPVUDLMHQFRQ-MKIKIEMVSA-N
DeepSMILES: OC=C[C@@H]C=CC[C@@H][C@@]6C)C=O)C[C@][C@@]6C)C[C@H][C@@H]5[C@]C=O)/C=C/CO)C)C)))))O)C)))O))))C))))))))CC6=O))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: C/C=C/C(C)=O; CC(=O)C(O)=CC; CC(C)=O; CC=C(C)C; CO
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 i, cucurbitacin i (elatericin b), elatericin b, elatericin b (cucurbitacin i)
External chemical identifiers:
CID:5281321; ChEMBL:CHEMBL387737; ChEBI:3947; ZINC:ZINC000004097803; FDASRS:SHQ47990PH; SureChEMBL:SCHEMBL2523066; MolPort-023-276-142
Chemical structure download


Cucurbitacin I
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 0
Log P RDKit 0
Topological polar surface area (Å2) RDKit
Number of hydrogen bond acceptors RDKit
Number of hydrogen bond donors RDKit
Number of carbon atoms RDKit
Number of heavy atoms RDKit
Number of heteroatoms RDKit
Number of nitrogen atoms RDKit
Number of sulfur atoms RDKit
Number of chiral carbon atoms RDKit
Stereochemical complexity RDKit 0
Number of sp hybridized carbon atoms RDKit
Number of sp2 hybridized carbon atoms RDKit
Number of sp3 hybridized carbon atoms RDKit
Shape complexity RDKit
Number of rotatable bonds RDKit
Number of aliphatic carbocycles RDKit
Number of aliphatic heterocycles RDKit
Number of aliphatic rings RDKit
Number of aromatic carbocycles RDKit
Number of aromatic heterocycles RDKit
Number of aromatic rings RDKit
Total number of rings RDKit
Number of saturated carbocycles RDKit
Number of saturated heterocycles RDKit
Number of saturated rings RDKit
Number of Smallest Set of Smallest Rings (SSSR) RDKit


Cucurbitacin I
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 0.3327


Cucurbitacin I
ADMET properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Moderately soluble
Solubility class [Silicos-IT] SwissADME Soluble
Blood Brain Barrier permeation SwissADME No
Gastrointestinal absorption SwissADME Low
Log Kp (Skin permeation, cm/s) SwissADME -7.54
Number of PAINS structural alerts SwissADME 0.0
Number of Brenk structural alerts SwissADME 2.0
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 I
Phytochemical - Predicted human target protein associations
Predicted human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000216911AURKA800
ENSP00000252818JUND732
ENSP00000311032CASP3700
ENSP00000330237CASP9700
ENSP00000350941SRC817
ENSP00000351273CASP8700
ENSP00000353483MAPK8800
ENSP00000355759PARP1700
ENSP00000358327CASP7700
ENSP00000360266JUN786
ENSP00000361125VEGFA800
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.