Structure

Physi-Chem Properties

Molecular Weight:  348.23
Volume:  373.354
LogP:  4.171
LogD:  3.578
LogS:  -3.739
# Rotatable Bonds:  2
TPSA:  69.92
# H-Bond Aceptor:  4
# H-Bond Donor:  3
# Rings:  3
# Heavy Atoms:  4

MedChem Properties

QED Drug-Likeness Score:  0.755
Synthetic Accessibility Score:  4.261
Fsp3:  0.714
Lipinski Rule-of-5:  Accepted
Pfizer Rule:  Rejected
GSK Rule:  Rejected
BMS Rule:  0
Golden Triangle Rule:  Accepted
Chelating Alert:  1
PAINS Alert:  0

ADMET Properties (ADMETlab2.0)

ADMET: Absorption

Caco-2 Permeability:  -4.717
MDCK Permeability:  1.530151166662108e-05
Pgp-inhibitor:  0.916
Pgp-substrate:  0.343
Human Intestinal Absorption (HIA):  0.013
20% Bioavailability (F20%):  0.965
30% Bioavailability (F30%):  0.903

ADMET: Distribution

Blood-Brain-Barrier Penetration (BBB):  0.527
Plasma Protein Binding (PPB):  97.46182250976562%
Volume Distribution (VD):  2.743
Pgp-substrate:  3.6022701263427734%

ADMET: Metabolism

CYP1A2-inhibitor:  0.134
CYP1A2-substrate:  0.915
CYP2C19-inhibitor:  0.073
CYP2C19-substrate:  0.903
CYP2C9-inhibitor:  0.176
CYP2C9-substrate:  0.905
CYP2D6-inhibitor:  0.033
CYP2D6-substrate:  0.292
CYP3A4-inhibitor:  0.224
CYP3A4-substrate:  0.377

ADMET: Excretion

Clearance (CL):  4.42
Half-life (T1/2):  0.164

ADMET: Toxicity

hERG Blockers:  0.034
Human Hepatotoxicity (H-HT):  0.066
Drug-inuced Liver Injury (DILI):  0.03
AMES Toxicity:  0.029
Rat Oral Acute Toxicity:  0.402
Maximum Recommended Daily Dose:  0.426
Skin Sensitization:  0.814
Carcinogencity:  0.029
Eye Corrosion:  0.003
Eye Irritation:  0.084
Respiratory Toxicity:  0.935

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General Info & Identifiers & Properties  
Structure MOL file  
Source Organisms  
Biological Activities  
Similar NPs/Drugs  

  Natural Product: NPC16632

Natural Product ID:  NPC16632
Common Name*:   GMESSRPWBYEAPG-ZWVMGRIOSA-N
IUPAC Name:   n.a.
Synonyms:  
Standard InCHIKey:  GMESSRPWBYEAPG-ZWVMGRIOSA-N
Standard InCHI:  InChI=1S/C21H32O4/c1-11(2)12-10-13-14(16(23)18(12)25-6)21(5)9-7-8-20(3,4)19(21)17(24)15(13)22/h10-11,15,17,19,22-24H,7-9H2,1-6H3/t15-,17+,19+,21-/m1/s1
SMILES:  CC(C)c1cc2c(c(c1OC)O)[C@@]1(C)CCCC(C)(C)[C@@H]1[C@H]([C@@H]2O)O
Synthetic Gene Cluster:   n.a.
ChEMBL Identifier:   n.a.
PubChem CID:   102005790
Chemical Classification**:  
  • CHEMONTID:0000000 [Organic compounds]
    • [CHEMONTID:0000012] Lipids and lipid-like molecules
      • [CHEMONTID:0000259] Prenol lipids
        • [CHEMONTID:0001551] Diterpenoids

*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
NPO16570 Didemnum obscurum Species Didemnidae Eukaryota n.a. Tiruchandur coast in the Gulf of Mannar, Tamilnadu, India 2002-FEB PMID[15270574]
NPO13852 Pachysandra terminalis Species Buxaceae Eukaryota n.a. n.a. n.a. PMID[22804108]
NPO5795 Koelpinia linearis Species Asteraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO13852 Pachysandra terminalis Species Buxaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO2052 Hedyotis acutangula Species Rubiaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO15519 Lysimachia candida Species Primulaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO2052 Hedyotis acutangula Species Rubiaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO13852 Pachysandra terminalis Species Buxaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO5795 Koelpinia linearis Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO13852 Pachysandra terminalis Species Buxaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO21044 Sphaerellopsis filum Species Leptosphaeriaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO18607 Eria macrophylla Species Orchidaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO14820 Petasites spurius Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO16570 Didemnum obscurum Species Didemnidae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO2052 Hedyotis acutangula Species Rubiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO18270 Betula divaricata Species Betulaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO27607 Saussurea candicans Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO19313 Herniaria fontanesii Species Caryophyllaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO15519 Lysimachia candida Species Primulaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO5795 Koelpinia linearis Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO12898 Rhaphiolepis umbellata Species Rosaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO19247 Viburnum jucundum Species Adoxaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO13852 Pachysandra terminalis Species Buxaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO10233 Nicotiana trigonophylla Species Solanaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO22284 Acacia myrtifolia Species Fabaceae 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 NPC16632 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 NPC16632 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