Structure

Physi-Chem Properties

Molecular Weight:  415.35
Volume:  452.787
LogP:  5.752
LogD:  5.164
LogS:  -5.009
# Rotatable Bonds:  0
TPSA:  43.7
# H-Bond Aceptor:  3
# H-Bond Donor:  2
# Rings:  6
# Heavy Atoms:  3

MedChem Properties

QED Drug-Likeness Score:  0.609
Synthetic Accessibility Score:  4.981
Fsp3:  1.0
Lipinski Rule-of-5:  Accepted
Pfizer Rule:  Rejected
GSK Rule:  Rejected
BMS Rule:  0
Golden Triangle Rule:  Rejected
Chelating Alert:  0
PAINS Alert:  0

ADMET Properties (ADMETlab2.0)

ADMET: Absorption

Caco-2 Permeability:  -4.848
MDCK Permeability:  2.1276160623528995e-05
Pgp-inhibitor:  0.968
Pgp-substrate:  0.999
Human Intestinal Absorption (HIA):  0.043
20% Bioavailability (F20%):  0.626
30% Bioavailability (F30%):  0.01

ADMET: Distribution

Blood-Brain-Barrier Penetration (BBB):  0.225
Plasma Protein Binding (PPB):  88.66246795654297%
Volume Distribution (VD):  1.996
Pgp-substrate:  2.7170448303222656%

ADMET: Metabolism

CYP1A2-inhibitor:  0.113
CYP1A2-substrate:  0.313
CYP2C19-inhibitor:  0.053
CYP2C19-substrate:  0.914
CYP2C9-inhibitor:  0.09
CYP2C9-substrate:  0.052
CYP2D6-inhibitor:  0.64
CYP2D6-substrate:  0.751
CYP3A4-inhibitor:  0.477
CYP3A4-substrate:  0.782

ADMET: Excretion

Clearance (CL):  13.756
Half-life (T1/2):  0.383

ADMET: Toxicity

hERG Blockers:  0.965
Human Hepatotoxicity (H-HT):  0.342
Drug-inuced Liver Injury (DILI):  0.919
AMES Toxicity:  0.163
Rat Oral Acute Toxicity:  0.023
Maximum Recommended Daily Dose:  0.456
Skin Sensitization:  0.966
Carcinogencity:  0.27
Eye Corrosion:  0.989
Eye Irritation:  0.513
Respiratory Toxicity:  0.886

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  Natural Product: NPC157927

Natural Product ID:  NPC157927
Common Name*:   NEMWYOKGHGSVSC-HUWNABEFSA-N
IUPAC Name:   n.a.
Synonyms:  
Standard InCHIKey:  NEMWYOKGHGSVSC-HUWNABEFSA-N
Standard InCHI:  InChI=1S/C27H45NO2/c1-15-4-7-25-16(2)18-5-6-19-20(22(18)14-28(25)13-15)11-23-21(19)12-26(30)24-10-17(29)8-9-27(23,24)3/h15-26,29-30H,4-14H2,1-3H3/t15-,16-,17+,18-,19-,20-,21+,22-,23+,24-,25+,26-,27-/m1/s1
SMILES:  C[C@@H]1CC[C@H]2[C@H](C)[C@H]3CC[C@@H]4[C@@H](C[C@H]5[C@H]4C[C@H]([C@H]4C[C@H](CC[C@]54C)O)O)[C@@H]3CN2C1
Synthetic Gene Cluster:   n.a.
ChEMBL Identifier:   n.a.
PubChem CID:   101400593
Chemical Classification**:  
  • CHEMONTID:0000000 [Organic compounds]
    • [CHEMONTID:0000012] Lipids and lipid-like molecules
      • [CHEMONTID:0000258] Steroids and steroid derivatives
        • [CHEMONTID:0002724] Steroidal alkaloids
          • [CHEMONTID:0002729] Cerveratrum-type alkaloids

*Note: the InCHIKey will be temporarily assigned as the "Common Name" if no IUPAC name or alternative short name is available.
**Note: the Chemical Classification was calculated by NPClassifier Version 1.5. Reference: PMID:34662515.

  Species Source

Organism ID Organism Name Taxonomy Level Family SuperKingdom Isolation Part Collection Location Collection Time Reference
NPO22292 Fritillaria przewalskii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO1279 Fritillaria cirrhosa Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO10290 Fritillaria ebeiensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO14849 Fritillaria unibracteata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO18644 Fritillaria walujewii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO11228 Fritillaria pallidiflora Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO7844 Fritillaria hupehensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO12273 Fritillaria delavayi Species Liliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO25334 Bulbus fritillariae n.a. n.a. n.a. n.a. n.a. n.a. Database[TCMID]
NPO1279 Fritillaria cirrhosa Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO11228 Fritillaria pallidiflora Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO18644 Fritillaria walujewii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO7844 Fritillaria hupehensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO10290 Fritillaria ebeiensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO12273 Fritillaria delavayi Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO14849 Fritillaria unibracteata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO22292 Fritillaria przewalskii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO11228 Fritillaria pallidiflora Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO22292 Fritillaria przewalskii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO14849 Fritillaria unibracteata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO12556 Fritillaria verticillata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO18644 Fritillaria walujewii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO12273 Fritillaria delavayi Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO18644 Fritillaria walujewii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO1279 Fritillaria cirrhosa Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO25808 Fritillaria taipaiensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO22292 Fritillaria przewalskii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO12273 Fritillaria delavayi Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO11228 Fritillaria pallidiflora Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO14135 Fritillaria prezewalskii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO14849 Fritillaria unibracteata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO7844 Fritillaria hupehensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO4487 Fritillaria thunbergii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO12556 Fritillaria verticillata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO25941 Garcinia yunnanensis Species Clusiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO18644 Fritillaria walujewii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO25808 Fritillaria taipaiensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26282 Phebalium ovatifolium Species Rutaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO25300 Senecio ruderalis Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO10290 Fritillaria ebeiensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO22292 Fritillaria przewalskii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO25749 Kielmeyera argentea Species Calophyllaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO4487 Fritillaria thunbergii Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO25253 Corydalis caseana Species Papaveraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO11228 Fritillaria pallidiflora Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26833 Ichnocarpus frutescens Species Apocynaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26096 Jatropha multiloba Species Euphorbiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO28973 Rhytisma fulvum Species Alcyoniidae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO7844 Fritillaria hupehensis Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26065 Elaeocarpus archboldianus Species Elaeocarpaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO23477 Anabaena torulosa Species 0stocaceae Bacteria n.a. n.a. n.a. Database[UNPD]
NPO1279 Fritillaria cirrhosa Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26340 Chione venosa Species Rubiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO12556 Fritillaria verticillata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO12273 Fritillaria delavayi Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26765 Litsea pedunculata Species Lauraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO14849 Fritillaria unibracteata Species Liliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]

☑ Note for Reference:
In addition to directly collecting NP source organism data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated them from below databases:
UNPD: Universal Natural Products Database [PMID: 23638153].
StreptomeDB: a database of streptomycetes natural products [PMID: 33051671].
TM-MC: a database of medicinal materials and chemical compounds in Northeast Asian traditional medicine [PMID: 26156871].
TCM@Taiwan: a Traditional Chinese Medicine database [PMID: 21253603].
TCMID: a Traditional Chinese Medicine database [PMID: 29106634].
TCMSP: The traditional Chinese medicine systems pharmacology database and analysis platform [PMID: 24735618].
HerDing: a herb recommendation system to treat diseases using genes and chemicals [PMID: 26980517].
MetaboLights: a metabolomics database [PMID: 27010336].
FooDB: a database of constituents, chemistry and biology of food species [www.foodb.ca].

  NP Quantity Composition/Concentration

Organism ID NP ID Organism Material Preparation Organism Part NP Quantity (Standard) NP Quantity (Minimum) NP Quantity (Maximum) Quantity Unit Reference

☑ Note for Reference:
In addition to directly collecting NP quantitative data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated NP quantitative records for specific NP domains (e.g., NPS from foods or herbs) from domain-specific databases. These databases include:
DUKE: Dr. Duke's Phytochemical and Ethnobotanical Databases.
PHENOL EXPLORER: is the first comprehensive database on polyphenol content in foods [PMID: 24103452], its homepage can be accessed at here.
FooDB: a database of constituents, chemistry and biology of food species [www.foodb.ca].

  Biological Activity

Target ID Target Type Target Name Target Organism Activity Type Activity Relation Value Unit Reference

☑ Note for Activity Records:
☉ The quantitative biological activities were primarily integrated from ChEMBL (Version-30) database and were also directly collected from PubMed literature. PubMed PMID was provided as the reference link for each activity record.

  Chemically structural similarity: I. Similar Active Natural Products in NPASS

Top-200 similar NPs were calculated against the active-NP-set (includes 4,3285 NPs with experimentally-derived bioactivity available in NPASS)

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules. Tc lies between [0, 1] where '1' indicates the highest similarity. What is Tanimoto coefficient

●  The left chart: Distribution of similarity level between NPC157927 and all remaining natural products in the NPASS database.
●  The right table: Most similar natural products (Tc>=0.56 or Top200).

Similarity Score Similarity Level Natural Product ID

  Chemically structural similarity: II. Similar Clinical/Approved Drugs

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules.

●  The left chart: Distribution of similarity level between NPC157927 and all drugs/candidates.
●  The right table: Most similar clinical/approved drugs (Tc>=0.56 or Top200).

Similarity Score Similarity Level Drug ID Developmental Stage

  Bioactivity similarity: Similar Natural Products in NPASS

Bioactivity similarity was calculated based on bioactivity descriptors of compounds. The bioactivity descriptors were calculated by a recently developed AI algorithm Chemical Checker (CC) [Nature Biotechnology, 38:1087–1096, 2020; Nature Communications, 12:3932, 2021], which evaluated bioactivity similarities at five levels:
A: chemistry similarity;
B: biological targets similarity;
C: networks similarity;
D: cell-based bioactivity similarity;
E: similarity based on clinical data.

Those 5 categories of CC bioactivity descriptors were calculated and then subjected to manifold projection using UMAP algorithm, to project all NPs on a 2-Dimensional space. The current NP was highlighted with a small circle in the 2-D map. Below figures: left-to-right, A-to-E.

A: chemistry similarity
B: biological targets similarity
C: networks similarity
D: cell-based bioactivity similarity
E: similarity based on clinical data