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Assay Detail

CHEMBL703401

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

Functional
Antagonistic activity measured in isolated guinea pig left atrium (M2 receptor)
5
Total Activities
5
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Functional
Organism Cavia porcellus
Tissue Cardiac atrium
Confidence 8 — Homologous single protein target
Curated By Autocuration

Target

Muscarinic acetylcholine receptor M2 (CHEMBL211)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Synthesis and biological activity of some methoctramine-related tetraamines bearing a 11-acetyl-5,11-dihydro-6H-pyrido[2,3-b][1,4]-benzodiazepin-6-one moiety as antimuscarinics: a second generation of highly selective M2 muscarinic receptor antagonists.
Melchiorre C, Bolognesi ML, Chiarini A, Minarini A, Spampinato S.
J Med Chem (1993) 36 : 3734 -3737
PubMed 8246244 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Kd 5 8.62 9.75

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL265256 TRIPITRAMINE 1 9.75
CHEMBL442014 1 9.14
CHEMBL43383 1 8.50
CHEMBL114885 1 7.90
CHEMBL27673 METHOCTRAMINE 1 7.82

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL265256 TRIPITRAMINE Kd = 0.1778 nM 9.75
CHEMBL442014 Kd = 0.7244 nM 9.14
CHEMBL43383 Kd = 3.162 nM 8.50
CHEMBL114885 Kd = 12.59 nM 7.90
CHEMBL27673 METHOCTRAMINE Kd = 15.14 nM 7.82