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Assay Detail

CHEMBL4123777

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

Functional
Antagonist activity at alpha1B adrenergic receptor in Wistar rat spleen assessed as inhibition of phenylephrine-induced contraction incubated for 30 mins in presence of beta-adrenoceptor blocker propranolol hydrochloride
13
Total Activities
13
Compounds Tested
2
Activity Types
0
Assay Parameters

Assay Information

Assay Type Functional
Organism Rattus norvegicus
Confidence 9 — Direct single protein target
Curated By Autocuration

Target

Alpha-1B adrenergic receptor (CHEMBL315)
Type SINGLE PROTEIN
Organism Rattus norvegicus

Publication

Chiral analogues of (+)-cyclazosin as potent α1B-adrenoceptor selective antagonist.
Sagratini G, Buccioni M, Marucci G, Poggesi E, Skorski M, Costanzi S, Giardinà D.
Bioorg Med Chem (2018) 26 : 3502 -3513
PubMed 29784274 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
pKb 9 - -
Kd 4 8.30 9.21

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL4129461 1 9.21
CHEMBL4128084 1 8.74
CHEMBL4128311 1 8.52
CHEMBL4129291 1 6.72
CHEMBL423294 CYCLAZOSIN 1 -
CHEMBL4125846 1 -
CHEMBL4125981 1 -
CHEMBL564481 CYCLODOXAZOSIN 1 -
CHEMBL4128460 1 -
CHEMBL4127078 1 -
CHEMBL4127483 1 -
CHEMBL342062 1 -
CHEMBL4126860 1 -

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL4129461 Kd = 0.6166 nM 9.21
CHEMBL4128084 Kd = 1.82 nM 8.74
CHEMBL4128311 Kd = 3.02 nM 8.52
CHEMBL4129291 Kd = 190.55 nM 6.72
CHEMBL423294 CYCLAZOSIN pKb = 8.86 -
CHEMBL4125846 pKb = 8.05 -
CHEMBL4125981 pKb = 8.77 -
CHEMBL564481 CYCLODOXAZOSIN pKb = 8.61 -
CHEMBL4128460 pKb = 8.26 -
CHEMBL4127078 pKb = 7.99 -
CHEMBL4127483 pKb = 7.86 -
CHEMBL342062 pKb = 9.67 -
CHEMBL4126860 pKb = 7.17 -