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Assay Detail

CHEMBL4880932

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Binding
Inhibition of Vasopressin V1A at 10 µM in the Eurofins-Panlabs radioligand binding assay (Eurofins_assay_287530)
13
Total Activities
11
Compounds Tested
3
Activity Types
14
Assay Parameters

Assay Information

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

Target

Vasopressin V1a receptor (CHEMBL1889)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Profiling data from Eurofins-Panlabs
SGC Frankfurt
(2021)

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Inhibition 11 - -
IC50 1 8.17 8.17
Ki 1 8.88 8.88

Assay Parameters

Parameter Type Value Units Text
Assay protocol publication Assay protocol publication - PMID: 8106369
Detection method Detection method - Radioligand Binding
Incubation temperature Incubation temperature - 25 °C
Incubation time Incubation time - 2 h
Ligand Ligand - [125I] PhenylacetylTyr(Me)PheGlnAsnArgProArgTyr
Ligand Bmax Ligand Bmax 2.8 pM/ mg protein
Ligand concentration Ligand concentration 0.03 nM
Ligand Kd Ligand Kd 0.0074 nM
Ligand specific binding Ligand specific binding 85.0 %
Non-specific ligand with concentration Non-specific ligand with concentration - 1 µM (Arg8)-Vasopressin
Reference compound Reference compound - (Arg8)-Vasopressin
reference compound IC50 reference compound IC50 0.33 nM
reference compound Ki reference compound Ki 0.065 nM
Source of protein Source of protein - Human recombinant HEK-293 cells

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL4594444 PECAVAPTAN 2.0 3 8.88
CHEMBL4537788 BAY-784 1 -
CHEMBL4098877 MLi-2 1 -
CHEMBL1800685 PPTN 1 -
CHEMBL2204538 THPP-1 1 -
CHEMBL4551635 BAY-069 1 -
CHEMBL4643852 BAY-6672 1 -
CHEMBL4514203 BAY-390 1 -
CHEMBL4802045 BAY-091 1 -
CHEMBL5410211 1 -
CHEMBL5465173 1 -

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL4594444 PECAVAPTAN Ki = 1.33 nM 8.88
CHEMBL4594444 PECAVAPTAN IC50 = 6.74 nM 8.17
CHEMBL4537788 BAY-784 Inhibition = -11.0 % -
CHEMBL4098877 MLi-2 Inhibition = -9.0 % -
CHEMBL1800685 PPTN Inhibition = 3.0 % -
CHEMBL2204538 THPP-1 Inhibition = 1.0 % -
CHEMBL4551635 BAY-069 Inhibition = 7.0 % -
CHEMBL4643852 BAY-6672 Inhibition = -18.0 % -
CHEMBL4514203 BAY-390 Inhibition = -7.0 % -
CHEMBL4802045 BAY-091 Inhibition = -3.0 % -
CHEMBL5410211 Inhibition = -2.3 % -
CHEMBL4594444 PECAVAPTAN Inhibition = 65.0 % -
CHEMBL5465173 Inhibition = 28.0 % -