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Assay Detail

CHEMBL695158

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Functional
Histamine H1 receptor antagonistic activity in guinea pig ileum using fluorescence-labeled H1 as radioligand
21
Total Activities
21
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Functional
Organism Cavia porcellus
Tissue Ileum
Confidence 9 — Direct single protein target
Curated By Intermediate

Target

Histamine H1 receptor (CHEMBL3943)
Type SINGLE PROTEIN
Organism Cavia porcellus

Publication

Synthesis and pharmacological activity of fluorescent histamine H1 receptor antagonists related to mepyramine.
Li L, Kracht J, Peng S, Bernhardt G, Buschauer A.
Bioorg Med Chem Lett (2003) 13 : 1245 -1248
PubMed 12657255 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Kd 21 7.91 9.42

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL511 PYRILAMINE 4.0 1 9.42
CHEMBL277848 1 8.71
CHEMBL21721 1 8.47
CHEMBL21525 1 8.35
CHEMBL281365 1 8.33
CHEMBL277850 1 8.30
CHEMBL624 2-[(2-METHYLAMINOETHYL)(P-METHOXYBENZYL)AMINO]PYRIDINE 1 8.18
CHEMBL21735 1 8.01
CHEMBL21278 1 7.89
CHEMBL416378 1 7.88
CHEMBL1169587 1 7.83
CHEMBL22749 1 7.75
CHEMBL21833 1 7.67
CHEMBL21520 1 7.65
CHEMBL21898 1 7.58
CHEMBL24940 1 7.58
CHEMBL21514 1 7.50
CHEMBL20713 1 7.48
CHEMBL21727 1 7.44
CHEMBL22152 1 7.16
CHEMBL283527 1 6.84

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL511 PYRILAMINE Kd = 0.3802 nM 9.42
CHEMBL277848 Kd = 1.95 nM 8.71
CHEMBL21721 Kd = 3.388 nM 8.47
CHEMBL21525 Kd = 4.467 nM 8.35
CHEMBL281365 Kd = 4.677 nM 8.33
CHEMBL277850 Kd = 5.012 nM 8.30
CHEMBL624 2-[(2-METHYLAMINOETHYL)(P-METHOXYBENZYL)AMINO]PYRIDINE Kd = 6.607 nM 8.18
CHEMBL21735 Kd = 9.772 nM 8.01
CHEMBL21278 Kd = 12.88 nM 7.89
CHEMBL416378 Kd = 13.18 nM 7.88
CHEMBL1169587 Kd = 14.79 nM 7.83
CHEMBL22749 Kd = 17.78 nM 7.75
CHEMBL21833 Kd = 21.38 nM 7.67
CHEMBL21520 Kd = 22.39 nM 7.65
CHEMBL21898 Kd = 26.3 nM 7.58
CHEMBL24940 Kd = 26.3 nM 7.58
CHEMBL21514 Kd = 31.62 nM 7.50
CHEMBL20713 Kd = 33.11 nM 7.48
CHEMBL21727 Kd = 36.31 nM 7.44
CHEMBL22152 Kd = 69.18 nM 7.16
CHEMBL283527 Kd = 144.54 nM 6.84