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Assay Detail

CHEMBL682952

Review assay metadata, readout intent, target linkage, and publication context from the same page.

Binding
Ability to inhibit [125I]ET1 binding to the Endothelin A receptor from porcine lung membranes was evaluated
14
Total Activities
14
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Tissue Lung
Confidence 8 — Homologous single protein target
Curated By Expert

Target

Endothelin-1 receptor (CHEMBL4130)
Type SINGLE PROTEIN
Organism Sus scrofa

Publication

IRL 2500: A potent ETB selective endothelin antagonist
Fruh T, Saika H, Svensson L, Pitterna T, Sakaki J, Okada T, Urade Y, Oda K, Fujitani Y, Takimoto M, Yamamura T, Inui T, Makatani M, Umemura I, Teno N, Toh H, Hayakawa K, Murata T
Bioorg Med Chem Lett (1996) 6 : 2323 -2328
· DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Ki 14 6.49 10.40

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL437472 ENDOTHELIN 2.0 1 10.40
CHEMBL405377 1 7.02
CHEMBL412065 1 6.60
CHEMBL72410 1 6.36
CHEMBL427778 1 6.21
CHEMBL412003 1 5.89
CHEMBL407559 1 5.70
CHEMBL413604 1 5.30
CHEMBL439759 1 4.96
CHEMBL411399 1 -
CHEMBL412002 1 -
CHEMBL216772 1 -
CHEMBL405753 1 -
CHEMBL405796 1 -

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL437472 ENDOTHELIN Ki = 0.04 nM 10.40
CHEMBL405377 Ki = 96.0 nM 7.02
CHEMBL412065 Ki = 250.0 nM 6.60
CHEMBL72410 Ki = 440.0 nM 6.36
CHEMBL427778 Ki = 620.0 nM 6.21
CHEMBL412003 Ki = 1300.0 nM 5.89
CHEMBL407559 Ki = 2000.0 nM 5.70
CHEMBL413604 Ki = 5000.0 nM 5.30
CHEMBL439759 Ki = 11000.0 nM 4.96
CHEMBL411399 Ki > 10000.0 nM -
CHEMBL412002 Ki > 10000.0 nM -
CHEMBL216772 Ki > 10000.0 nM -
CHEMBL405753 Ki > 10000.0 nM -
CHEMBL405796 Ki > 10000.0 nM -