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Assay Detail

CHEMBL5157202

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Binding
Mixed-type inhibition of xanthine oxidase (unknown origin) assessed as inhibitory constant of enzyme-substrate complex using xanthine as substrate at varying concentrations preincubated for 15 mins followed by substrate addition by UV spectrophotometric analysis
5
Total Activities
5
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Homo sapiens
Confidence 9 — Direct single protein target
Curated By Autocuration

Target

Xanthine dehydrogenase/oxidase (CHEMBL1929)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Intramolecular hydrogen bond interruption and scaffold hopping of TMC-5 led to 2-(4-alkoxy-3-cyanophenyl)pyrimidine-4/5-carboxylic acids and 6-(4-alkoxy-3-cyanophenyl)-1,2-dihydro-3H-pyrazolo[3,4-d]pyrimidin-3-ones as potent pyrimidine-based xanthine oxidase inhibitors.
Zhao J, Mao Q, Lin F, Zhang B, Sun M, Zhang T, Wang S.
Eur J Med Chem (2022) 229 : 114086 -114086
PubMed 34992040 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Ki 5 8.38 10.00

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL1164729 FEBUXOSTAT 4.0 1 10.00
CHEMBL5197177 1 8.43
CHEMBL4445985 1 8.38
CHEMBL5186383 1 7.61
CHEMBL5189353 1 7.49

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL1164729 FEBUXOSTAT Ki = 0.1 nM 10.00
CHEMBL5197177 Ki = 3.7 nM 8.43
CHEMBL4445985 Ki = 4.2 nM 8.38
CHEMBL5186383 Ki = 24.3 nM 7.61
CHEMBL5189353 Ki = 32.5 nM 7.49