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Assay Detail

CHEMBL5229239

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

Binding
Inhibition of Mycobacterium tuberculosis recombinant PknB (1 to 331 residues) expressed in Escherichia coli BL21-Rosetta cells using GarA and ATP as substrate preincubated with enzyme for 10 mins followed by substrate addition and measured after 1 hr by ATP-competitive biochemical assay
36
Total Activities
18
Compounds Tested
2
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Mycobacterium tuberculosis
Confidence 9 — Direct single protein target
Curated By Autocuration

Target

Serine/threonine-protein kinase PknB (CHEMBL1908385)
Type SINGLE PROTEIN
Organism Mycobacterium tuberculosis

Publication

Engineering Selectivity for Reduced Toxicity of Bacterial Kinase Inhibitors Using Structure-Guided Medicinal Chemistry.
Wlodarchak N, Feltenberger JB, Ye Z, Beczkiewicz J, Procknow R, Yan G, King TM, Golden JE, Striker R.
ACS Med Chem Lett (2021) 12 : 228 -235
PubMed 35035774 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Ki 18 6.02 6.54
IC50 18 5.47 5.96

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL5283441 2 6.54
CHEMBL5282194 2 6.50
CHEMBL468963 GW779439X 2 6.38
CHEMBL5282708 2 6.36
CHEMBL5266831 2 6.33
CHEMBL5316225 2 6.24
CHEMBL5280226 2 6.16
CHEMBL5277580 2 6.01
CHEMBL5273566 2 5.96
CHEMBL5283041 2 5.92
CHEMBL5283475 2 5.89
CHEMBL5277737 2 5.82
CHEMBL5285809 2 5.75
CHEMBL5277619 2 5.72
CHEMBL5284844 2 5.64
CHEMBL5286085 2 5.62
CHEMBL5266857 2 5.57
CHEMBL5280561 2 -

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL5283441 Ki = 290.0 nM 6.54
CHEMBL5282194 Ki = 320.0 nM 6.50
CHEMBL468963 GW779439X Ki = 420.0 nM 6.38
CHEMBL5282708 Ki = 440.0 nM 6.36
CHEMBL5266831 Ki = 470.0 nM 6.33
CHEMBL5316225 Ki = 580.0 nM 6.24
CHEMBL5280226 Ki = 700.0 nM 6.16
CHEMBL5277580 Ki = 970.0 nM 6.01
CHEMBL5283441 IC50 = 1100.0 nM 5.96
CHEMBL5273566 Ki = 1100.0 nM 5.96
CHEMBL5282194 IC50 = 1200.0 nM 5.92
CHEMBL5283041 Ki = 1200.0 nM 5.92
CHEMBL5283475 Ki = 1300.0 nM 5.89
CHEMBL468963 GW779439X IC50 = 1500.0 nM 5.82
CHEMBL5277737 Ki = 1500.0 nM 5.82
CHEMBL5282708 IC50 = 1600.0 nM 5.80
CHEMBL5266831 IC50 = 1700.0 nM 5.77
CHEMBL5285809 Ki = 1800.0 nM 5.75
CHEMBL5277619 Ki = 1900.0 nM 5.72
CHEMBL5316225 IC50 = 2100.0 nM 5.68
CHEMBL5284844 Ki = 2300.0 nM 5.64
CHEMBL5286085 Ki = 2400.0 nM 5.62
CHEMBL5280226 IC50 = 2500.0 nM 5.60
CHEMBL5266857 Ki = 2700.0 nM 5.57
CHEMBL5277580 IC50 = 3400.0 nM 5.47
CHEMBL5273566 IC50 = 3800.0 nM 5.42
CHEMBL5283041 IC50 = 4300.0 nM 5.37
CHEMBL5283475 IC50 = 4600.0 nM 5.34
CHEMBL5277737 IC50 = 5100.0 nM 5.29
CHEMBL5285809 IC50 = 6100.0 nM 5.21
CHEMBL5277619 IC50 = 6600.0 nM 5.18
CHEMBL5284844 IC50 = 7900.0 nM 5.10
CHEMBL5286085 IC50 = 8100.0 nM 5.09
CHEMBL5266857 IC50 = 9400.0 nM 5.03
CHEMBL5280561 IC50 > 40000.0 nM -
CHEMBL5280561 Ki > 12000.0 nM -