Synonyms: compound 40 [PMID: 28498658] | PF-06650833 | PF06650833
Compound class:
Synthetic organic
Comment: PF-06650833 is a small molecule, reversible, potent and selective IRAK4 inhibitor identified as a clinical lead [1]. Its pharmacokinetic profile suggests it will be orally bioavailable. Structurally it is an analogue of PF-06426779. The chemical structure for the INN zimlovisertib is identical to the structure of PF-06650833.
![]() Ligand Activity Visualisation ChartsThese are box plot that provide a unique visualisation, summarising all the activity data for a ligand taken from ChEMBL and GtoPdb across multiple targets and species. Click on a plot to see the median, interquartile range, low and high data points. A value of zero indicates that no data are available. A separate chart is created for each target, and where possible the algorithm tries to merge ChEMBL and GtoPdb targets by matching them on name and UniProt accession, for each available species. However, please note that inconsistency in naming of targets may lead to data for the same target being reported across multiple charts. ✖ |
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Bioactivity Comments |
PF-06650833 inhibits TLR7/8 agonist R848-induced TNFα production in human peripheral blood mononuclear cells with an IC50 of 2nM [1]. Further preclinical results detailing the pharmacokinetic and ADME profiles of PF-06650833 are reported in [1]. In a kinome selectivity profile 200nM PF-06650833 completely inhibited IRAK4 activity, and inhibited the additional kinases IRAK1, MNK2, LRRK2, CLK4, and CK1γ1 by > 70%. In a more physiologically relevant screen, other than IRAK4, 200nM PF-06650833 inhibited only CK1γ2, IRAK3/M, PIPK2C, and CK1δ/ε by > 50%. |
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