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Assay Detail

CHEMBL753838

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Binding
Binding affinity was measured by the displacement of [3H]- EK in guinea pig brain membrane of Opioid receptor kappa 1
14
Total Activities
14
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Cavia porcellus
Tissue Brain
Subcellular Membrane
Confidence 9 — Direct single protein target
Curated By Intermediate

Target

Kappa-type opioid receptor (CHEMBL3952)
Type SINGLE PROTEIN
Organism Cavia porcellus

Publication

Design of peptidomimetic delta opioid receptor antagonists using the message-address concept.
Portoghese PS, Sultana M, Takemori AE.
J Med Chem (1990) 33 : 1714 -1720
PubMed 2160538 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Ki 14 6.65 7.82

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL610015 1 7.82
CHEMBL19019 NALTREXONE 4.0 1 7.70
CHEMBL610526 1 7.37
CHEMBL477154 1 7.19
CHEMBL606872 1 6.49
CHEMBL610529 1 6.49
CHEMBL610009 1 6.48
CHEMBL567175 NALTRINDOLE 1 6.48
CHEMBL609744 1 6.13
CHEMBL2372782 1 5.65
CHEMBL401093 OXYMORPHINDOLE 1 5.35
CHEMBL514693 1 -
CHEMBL47029 1 -
CHEMBL47545 1 -

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL610015 Ki = 15.0 nM 7.82
CHEMBL19019 NALTREXONE Ki = 20.0 nM 7.70
CHEMBL610526 Ki = 43.0 nM 7.37
CHEMBL477154 Ki = 65.0 nM 7.19
CHEMBL606872 Ki = 321.0 nM 6.49
CHEMBL610529 Ki = 321.0 nM 6.49
CHEMBL610009 Ki = 333.0 nM 6.48
CHEMBL567175 NALTRINDOLE Ki = 332.0 nM 6.48
CHEMBL609744 Ki = 746.0 nM 6.13
CHEMBL2372782 Ki = 2218.0 nM 5.65
CHEMBL401093 OXYMORPHINDOLE Ki = 4467.0 nM 5.35
CHEMBL514693 Ki > 1000.0 nM -
CHEMBL47029 Ki > 1000.0 nM -
CHEMBL47545 Ki > 1000.0 nM -