Natural Product: NPC12931

Natural Product IDNPC12931
Common Name
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The InCHIKey will be temporarily assigned as the "Common Name" if no IUPAC name or alternative short name is available.
2-Octaprenylhydroquinone
IUPAC Name 2-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaenyl]benzene-1,4-diol
Synonyms 2-Octaprenyl-Hydroquinone; 2-Octaprenylhydroquinone
Synthetic Gene Cluster n.a.
ChEMBL Identifier CHEMBL502595
PubChem CID 5960433
Chemical Classification
  • CHEMONTID:0000000 [Organic compounds]
    • [CHEMONTID:0000012] Lipids and lipid-like molecules
      • [CHEMONTID:0000259] Prenol lipids
        • [CHEMONTID:0001534] Quinone and hydroquinone lipids
          • [CHEMONTID:0002801] Prenylated hydroquinones
            • [CHEMONTID:0001937] Polyprenyl quinols

The Chemical Classification was calculated by Classyfire, a software for chemical taxonomy calculation. Reference: DOI:10.1186/s13321-016-0174-y.

  Chemical Representations

Standard InCHIKey RFUXBANISHMTPU-LQOKPSQISA-N
Standard InCHI InChI=1S/C46H70O2/c1-36(2)17-10-18-37(3)19-11-20-38(4)21-12-22-39(5)23-13-24-40(6)25-14-26-41(7)27-15-28-42(8)29-16-30-43(9)31-32-44-35-45(47)33-34-46(44)48/h17,19,21,23,25,27,29,31,33-35,47-48H,10-16,18,20,22,24,26,28,30,32H2,1-9H3/b37-19+,38-21+,39-23+,40-25+,41-27+,42-29+,43-31+
SMILES C/C(=CCC/C(=C/CC/C(=C/CC/C(=C/Cc1cc(O)ccc1O)/C)/C)/C)/CC/C=C(/CC/C=C(/CC/C=C(/CCC=C(C)C)C)C)C

  Calculated Properties

Physi-Chem Properties

Molecular Weight:   654.54 Volume:   784.195
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Van der Waals volume.
Dense:   0.835 LogP:   15.749
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The logarithm of the n-octanol/water distribution coefficients.
logD7.4:   7.177
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The logarithm of the n-octanol/water distribution coefficient at pH=7.4.
LogS:   -11.786
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The logarithm of aqueous solubility value.
Rotatable Bonds:   23.0 Rigid Bonds:   14.0
TPSA:   40.46
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Topological Polar Surface Area.
H-Bond Acceptor:   2.0
H-Bond Donor:   2.0 Rings:   1.0
Heavy Atoms:   2.0

MedChem Properties

QED Drug-Likeness Score:   0.091 GASA:   1.0
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GASA represents the probability of being difficult to synthesize, ranging from 0 to 1.
Synthetic Accessibility Score:   3.457 Fsp3:   0.522
MCE-18:   14.0
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MCE-18 stands for medicinal chemistry evolution.MCE-18≥45 is considered a suitable value.
Lipinski Rule-of-5:   Accepted
Pfizer Rule:   Accepted GSK Rule:   Accepted
Golden Triangle Rule:   Accepted BMS Rule:   1
Chelating Alert:   0 PAINS Alert:   0
Colloidal aggregators:   1.0 Fluc inhibitor:   0.054
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The fluc inhibitor value is the probability of being fLuc inhibitors, within the range of 0 to 1.
Blue fluorescence:   0.0
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The blue fluorescence value is the probability of being blue fluorescence, within the range of 0 to 1
Green fluorescence:   0.063
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The green fluorescence value is the probability of being green fluorescence, within the range of 0 to 1
Reactive compounds:   0.666 Promiscuous compounds:   0.051

ADMET Properties (ADMETlab3.0)

ADMET: Absorption

Caco-2 Permeability:   -4.917 MDCK Permeability:   -4.782
Pgp-inhibitor:   1.0 Pgp-substrate:   0.0
PAMPA:   0.0
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The experimental data for Peff was logarithmically transformed (logPeff). Molecules with log Peff values below 2.0 were classified as low-permeability (Category 0), while those with log Peff values exceeding 2.5 were classified as high-permeability (Category 1).
Human Intestinal Absorption (HIA):   0.0
20% Bioavailability (F20%):   0.0 30% Bioavailability (F30%):   0.0
50% Bioavailability (F50%):   0.446

ADMET: Distribution

Blood-Brain-Barrier Penetration (BBB):   0.0 MRP1:   0.939
Plasma Protein Binding (PPB):   96.431% Volume Distribution (VD):   0.232
Fu: 2.398%
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The fraction unbound in plasms.
OATP1B1 inhibitor:   1.0
OATP1B3 inhibitor:   1.0 BCRP inhibitor:   0.0
BSEP inhibitor:   1.0

ADMET: Metabolism

CYP1A2-inhibitor:   0.0 CYP1A2-substrate:   0.129
CYP2C19-inhibitor:   1.0 CYP2C19-substrate:   0.231
CYP2C9-inhibitor:   0.997 CYP2C9-substrate:   0.0
CYP2D6-inhibitor:   1.0 CYP2D6-substrate:   0.931
CYP3A4-inhibitor:   0.0 CYP3A4-substrate:   0.999
CYP2B6-substrate:   0.0 CYP2C8-inhibitor:   0.873
HLM stability:   1.0
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Human liver microsomal (HLM) stability. Category 0: stable+ (HLM > 30 min); Category 1: unstable- (HLM ≤ 30 min). The output value is the probability of human liver microsomal instability, where a value closer to 1 indicates a higher likelihood of instability.

ADMET: Excretion

Clearance (CL):  10.14 Half-life (T1/2):  0.873

ADMET: Toxicity

hERG Blockers:  0.267 hERG Blockers (10um):  0.842
Human Hepatotoxicity (H-HT):  0.937 Drug-induced Liver Injury (DILI):  0.008
AMES Toxicity:  0.005 Rat Oral Acute Toxicity:  0.092
Maximum Recommended Daily Dose:  0.725 Skin Sensitization:  1.0
Carcinogencity:  0.004 Eye Corrosion:  0.0
Eye Irritation:  0.158 Respiratory Toxicity:  0.998
Drug-induced Neurotoxicity:  0.235 Ototoxicity:  0.741
Hematotoxicity:  0.241 Drug-induced Nephrotoxicity:  0.794
Genotoxicity:  0.708 RPMI-8226 Immunitoxicity:  0.121
A549 Cytotoxicity:  0.945 Hek293 Cytotoxicity:  0.766
BCF:   1.24
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Bioconcentration factors are used for considering secondary poisoning potential and assessing risks to human health via the food chain. The unit is -log10[(mg/L)/(1000*MW)].
IGC50:   6.939
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48 hour Tetrahymena pyriformis IGC50. The unit of IGC50 is -log10[(mg/L)/(1000*MW)].
LC50DM:   8.648
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48 hour Daphnia magna LC50. The unit of LC50DM is -log10[(mg/L)/(1000*MW)].
LC50FM:   9.333
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96 hour fathead minnow LC50. The unit of LC50FM is -log10[(mg/L)/(1000*MW)].

  Species Source

Organism ID Organism Name Taxonomy Level Family SuperKingdom Isolation Part Collection Location Collection Time Reference
NPO4561 Cantharellus cibarius Species Cantharellaceae Eukaryota n.a. n.a. n.a. PMID[22342624]
NPO4561 Cantharellus cibarius Species Cantharellaceae Eukaryota n.a. n.a. n.a. Database[COCONUT]
NPO3178 Dalbergia latifolia Species Fabaceae Eukaryota n.a. n.a. n.a. Database[COCONUT]
NPO812 Populus heterophylla Species Salicaceae Eukaryota n.a. n.a. n.a. Database[COCONUT]
NPO4561 Cantharellus cibarius Species Cantharellaceae Eukaryota n.a. n.a. Database[FooDB]
NPO4561 Cantharellus cibarius Species Cantharellaceae Eukaryota n.a. n.a. Database[FooDB]
NPO812 Populus heterophylla Species Salicaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO812 Populus heterophylla Species Salicaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO812 Populus heterophylla Species Salicaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO3178 Dalbergia latifolia Species Fabaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO4561 Cantharellus cibarius Species Cantharellaceae 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 Organism Name 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

Molecular-level activity

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

In vitro activity

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

In vivo activity

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





 Experimental ADME

Experiment Model Experiment Tissue ADME Type ADME Relation ADME Value ADME Unit Reference





 Experimental Toxicity

Quantitative toxicity

Experiment Model Experiment Organism Toxicity Type Toxicity Relation Toxicity Value Toxicity Unit Reference
- Gambusia affinis LC50 > 100.0 ppm DOI[10.1021/np50123a018]
- Artemia salina LC50 = 0.98 ppm DOI[10.1021/np50123a018]

Common Abbreviations:
LC: Lethal Concentration; LD: Lethal Dose; LT:Lethal Time; NOAEL: No-observed-adverse-effect Level; BMDL: Benchmark Dose Lower Confidence Limit; BMD: Benchmark Dose; BMC:Benchmark Concentration; LOAEL: Lowest Observed Adverse Effect Level; RfD:Reference Dose; RfC:Reference Concentration; MRL: Minimal Risk Level; MEG: Maximum Exposure Guideline; PAC: Protective Action Criteria

Categorical toxicity labels

Hepatotoxicity Carcinogenicity Mutagenicity Cardiotoxicity Respiratory Toxicity Eye Irritation Endocrine Disruption
Hepatotoxicity Carcinogenicity Mutagenicity Cardiotoxicity Respiratory Toxicity Eye Irritation Endocrine Disruption

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 toxicity records from domain-specific databases. These databases include:
ToxValDB: a curated database that compiles quantitative toxicity values for chemicals from diverse public sources to support toxicological research and risk assessment.
TOXRIC: a comprehensive, free-to-access, online database providing toxicological/feature data. The toxicity labels are retrieved from this database. [PMID: 36400569]


  Chemically structural similarity

Similar Active Natural Products in NPASS

Top-200 similar NPs were calculated against the active-NP-set (includes approximately 50,000 NPs with experimentally-derived bioactivity available in NPASS)

Similarity is measured using the Tanimoto coefficient (Tc) , which compares the binary fingerprints of two molecules. Tc is calculated as the intersection divided by the union of '1' bits in the fingerprints, ranging from 0 to 1, with 1 indicating highest similarity.

●  The left chart: Distribution of similarity level between NPC12931 and all remaining natural products in the NPASS database.
●  The right table: Most similar natural products (Tc>=0.5 or Top200).

Similarity Score Similarity Level Natural Product ID
1.0 High Similarity NPC260775
1.0 High Similarity NPC130756
1.0 High Similarity NPC70677
0.9474 High Similarity NPC152097
0.7556 Intermediate Similarity NPC98392
0.72 Intermediate Similarity NPC155072
0.6889 Remote Similarity NPC477685
0.6667 Remote Similarity NPC609473
0.6296 Remote Similarity NPC228609
0.6087 Remote Similarity NPC12640
0.6042 Remote Similarity NPC76400
0.5849 Remote Similarity NPC320439
0.5849 Remote Similarity NPC474890
0.5849 Remote Similarity NPC273282
0.5849 Remote Similarity NPC4493
0.566 Remote Similarity NPC483761
0.566 Remote Similarity NPC166995
0.56 Remote Similarity NPC489529
0.549 Remote Similarity NPC99836
0.5424 Remote Similarity NPC116513
0.5424 Remote Similarity NPC197513
0.5306 Remote Similarity NPC479914
0.5283 Remote Similarity NPC144343
0.5283 Remote Similarity NPC246967
0.5273 Remote Similarity NPC474810
0.5273 Remote Similarity NPC484189
0.5263 Remote Similarity NPC282855
0.5263 Remote Similarity NPC26013
0.5246 Remote Similarity NPC62867
0.5246 Remote Similarity NPC177962
0.52 Remote Similarity NPC269414
0.5179 Remote Similarity NPC24125
0.5098 Remote Similarity NPC201662
0.5085 Remote Similarity NPC267846

Similar Clinical/Approved Drugs

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

●  The left chart: Distribution of similarity level between NPC12931 and all drugs/candidates.
●  The right table: Most similar clinical/approved drugs (Tc>=0.5 or Top200).

Similarity Score Similarity Level Drug ID Developmental Stage
NPD

Bioactivity similarity

  Bioactivity similarity

Similar Natural Products in NPASS

Similarity level is defined by 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