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Assay Detail

CHEMBL682303

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

Binding
Inhibition of binding of 17 beta-estradiol to human Estrogen receptor alpha
5
Total Activities
5
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Confidence 8 — Homologous single protein target
Curated By Expert

Target

Estrogen receptor (CHEMBL206)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Phytoestrogens from the roots of Polygonum cuspidatum (Polygonaceae): structure-requirement of hydroxyanthraquinones for estrogenic activity.
Matsuda H, Shimoda H, Morikawa T, Yoshikawa M.
Bioorg Med Chem Lett (2001) 11 : 1839 -1842
PubMed 11459643 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Ki 5 6.01 6.51

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL298398 ANTHRAFLAVICACID 1 6.51
CHEMBL44 GENISTEIN 2.0 1 6.43
CHEMBL289277 EMODIN 1 6.11
CHEMBL8145 DAIDZEIN 2.0 1 5.75
CHEMBL464360 EMODIN 8-O-BETA-D-GLUCOPYRANOSIDE 1 5.24

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL298398 ANTHRAFLAVICACID Ki = 310.0 nM 6.51
CHEMBL44 GENISTEIN Ki = 370.0 nM 6.43
CHEMBL289277 EMODIN Ki = 770.0 nM 6.11
CHEMBL8145 DAIDZEIN Ki = 1800.0 nM 5.75
CHEMBL464360 EMODIN 8-O-BETA-D-GLUCOPYRANOSIDE Ki = 5700.0 nM 5.24