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Potency data for probe A-192621 and control A-1806262


In vitro potency


Target name Target information Species Assay description A-192621 A-1806262 Publication of assay conditions
EDNRB Membranes (20 µg) prepared from CHO cells stably transfected with the human EDNRA Homo sapiens Inhibition of 125I labeled ET-3 binding to EDNRB IC50 = 4.5 nM ± 0.910 nM (n=3) PMID: 12193066
EDNRA Membranes (20 µg) prepared from CHO cells stably transfected with the human EDNRA Homo sapiens Inhibition of 125I labeled ET-1 binding to EDNRA IC50 = 4280 nM ± 1610.000 nM (n=3) PMID: 12193066
EDNRB Homo sapiens 125I-labelled ET-1 saturation binding studies with EDNRB Ki = 8.8 nM ± 1.510 nM (n=3) PMID: 12193066
EDNRA Homo sapiens 125I-labelled ET-1 saturation binding studies with EDNRA Ki = 5600 nM ± 1520.000 nM (n=3) PMID: 12193066


In cell potency


Target name Target information Species Assay description A-192621 A-1806262 Publication of assay conditions
EDNRB CHO cells stably transfected with human EDNRB Homo sapiens EDNRB- dependent phosphatidylinositol hydrolysis assay IC50 = 0.8 nM (n=3) PMID: 12193066
EDNRA MMQ cells (which contain predominantly EDNRA) Homo sapiens EDNRA- dependent phosphatidylinositol hydrolysis assay IC50 > 1000 nM PMID: 12193066
EDNRB Homo sapiens Eurofins cellular functional assay - Antagonist (EDNRB) IC50 = 6.5 nM IC50 = 1 µM
EDNRA Homo sapiens Eurofins cellular functional assay - Antagonist (EDNRA) IC50 = 3.6 µM IC50 = 1.6 µM