Skip to main content
Free research Free research Free assay review with research home and workspace preview
Quick search ChEMBL 36
Assay Detail

CHEMBL1059633

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

Binding
Displacement of [3H]pyrilamine from human recombinant histamine H1 receptor expressed in CHOK1 cells by scintillation counting
21
Total Activities
21
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Homo sapiens
Cell Type CHO-K1
Confidence 9 — Direct single protein target
Curated By Intermediate

Target

Histamine H1 receptor (CHEMBL231)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Synthesis and structure-activity relationships of phenothiazine carboxylic acids having pyrimidine-dione as novel histamine H(1) antagonists.
Kubota K, Kurebayashi H, Miyachi H, Tobe M, Onishi M, Isobe Y.
Bioorg Med Chem Lett (2009) 19 : 2766 -2771
PubMed 19362477 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
IC50 21 7.33 9.00

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL1633 KETOTIFEN FUMARATE 4.0 1 9.00
CHEMBL564370 1 7.64
CHEMBL559665 1 7.64
CHEMBL560120 1 7.55
CHEMBL552057 1 7.46
CHEMBL551457 1 7.43
CHEMBL559664 1 7.40
CHEMBL563647 1 7.39
CHEMBL551394 1 7.39
CHEMBL563520 1 7.34
CHEMBL561377 1 7.28
CHEMBL560061 1 7.16
CHEMBL565083 1 7.14
CHEMBL914 FEXOFENADINE 4.0 1 7.11
CHEMBL563271 1 7.06
CHEMBL560917 1 6.98
CHEMBL564168 1 6.91
CHEMBL562676 1 6.91
CHEMBL562792 1 6.49
CHEMBL560517 1 -
CHEMBL561981 1 -

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL1633 KETOTIFEN FUMARATE IC50 = 1.0 nM 9.00
CHEMBL564370 IC50 = 23.0 nM 7.64
CHEMBL559665 IC50 = 23.0 nM 7.64
CHEMBL560120 IC50 = 28.0 nM 7.55
CHEMBL552057 IC50 = 35.0 nM 7.46
CHEMBL551457 IC50 = 37.0 nM 7.43
CHEMBL559664 IC50 = 40.0 nM 7.40
CHEMBL563647 IC50 = 41.0 nM 7.39
CHEMBL551394 IC50 = 41.0 nM 7.39
CHEMBL563520 IC50 = 46.0 nM 7.34
CHEMBL561377 IC50 = 53.0 nM 7.28
CHEMBL560061 IC50 = 69.0 nM 7.16
CHEMBL565083 IC50 = 72.0 nM 7.14
CHEMBL914 FEXOFENADINE IC50 = 78.0 nM 7.11
CHEMBL563271 IC50 = 88.0 nM 7.06
CHEMBL560917 IC50 = 105.0 nM 6.98
CHEMBL564168 IC50 = 124.0 nM 6.91
CHEMBL562676 IC50 = 123.0 nM 6.91
CHEMBL562792 IC50 = 323.0 nM 6.49
CHEMBL560517 IC50 > 500.0 nM -
CHEMBL561981 IC50 > 500.0 nM -