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Assay Detail

CHEMBL3705232

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

Binding
FLIPR Assay: The FLIPR protocol consists of 2 substance additions. First the compounds to be tested (10 μM) are pipetted onto the cells and the Ca2+ influx is compared with the control (capsaicin 10 μM). This provides the result in % activation based on the Ca2+ signal after the addition of 10 μM of capsaicin (CP). After 5 minutes incubation, 100 nM of capsaicin are applied and the Ca2+ influx is also determined. Desensitising agonists and antagonists lead to suppression of the Ca2+ influx. The % inhibition is calculated compared to the maximum achievable inhibition with 10 μM of capsazepine. Starting from the percentage displacement caused by different concentrations of the compounds to be tested of general formula I, IC50 inhibitory concentrations which cause a 50-percent displacement of capsaicin were calculated. K1 values for the test substances were obtained by conversion by means of the Cheng-Prusoff equation (Cheng, Prusoff; Biochem. Pharmacol. 22, 3099-3108, 1973).
21
Total Activities
21
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Homo sapiens
Confidence 9 — Direct single protein target
Curated By Autocuration

Publication

Amine substituted methanesulfonamide derivatives as vanilloid receptor ligands
(2014)

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Ki 21 7.82 9.00

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL3694612 1 9.00
CHEMBL3694614 1 9.00
CHEMBL3694615 1 8.40
CHEMBL3694599 1 8.40
CHEMBL3694610 1 8.40
CHEMBL3694601 1 8.30
CHEMBL3694603 1 8.30
CHEMBL3694608 1 8.30
CHEMBL3694600 1 7.96
CHEMBL3694605 1 7.92
CHEMBL3694597 1 7.70
CHEMBL3694613 1 7.70
CHEMBL3694598 1 7.58
CHEMBL3694607 1 7.34
CHEMBL3694606 1 7.30
CHEMBL3694616 1 7.26
CHEMBL3694609 1 7.12
CHEMBL3694602 1 7.10
CHEMBL3694611 1 7.07
CHEMBL3694604 1 7.06
CHEMBL3694596 1 6.99

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL3694612 Ki = 1.0 nM 9.00
CHEMBL3694614 Ki = 1.0 nM 9.00
CHEMBL3694615 Ki = 4.0 nM 8.40
CHEMBL3694599 Ki = 4.0 nM 8.40
CHEMBL3694610 Ki = 4.0 nM 8.40
CHEMBL3694601 Ki = 5.0 nM 8.30
CHEMBL3694603 Ki = 5.0 nM 8.30
CHEMBL3694608 Ki = 5.0 nM 8.30
CHEMBL3694600 Ki = 11.0 nM 7.96
CHEMBL3694605 Ki = 12.0 nM 7.92
CHEMBL3694597 Ki = 20.0 nM 7.70
CHEMBL3694613 Ki = 20.0 nM 7.70
CHEMBL3694598 Ki = 26.0 nM 7.58
CHEMBL3694607 Ki = 46.0 nM 7.34
CHEMBL3694606 Ki = 50.0 nM 7.30
CHEMBL3694616 Ki = 55.0 nM 7.26
CHEMBL3694609 Ki = 76.0 nM 7.12
CHEMBL3694602 Ki = 80.0 nM 7.10
CHEMBL3694611 Ki = 85.0 nM 7.07
CHEMBL3694604 Ki = 87.0 nM 7.06
CHEMBL3694596 Ki = 102.0 nM 6.99