2021
Mutant-selective degradation by BRAF-targeting PROTACs
Alabi S, Jaime-Figueroa S, Yao Z, Gao Y, Hines J, Samarasinghe KTG, Vogt L, Rosen N, Crews CM. Mutant-selective degradation by BRAF-targeting PROTACs. Nature Communications 2021, 12: 920. PMID: 33568647, PMCID: PMC7876048, DOI: 10.1038/s41467-021-21159-7.Peer-Reviewed Original ResearchConceptsInhibitor-based therapyBRAF inhibitor-based therapiesBRAF missense mutationsCancer cell growthBRAF V600Current treatmentNew therapiesTherapeutic windowXenograft modelBRAF mutantMutant BRAFVivo efficacyDrug modalitiesRaf family membersProteolysis targeting chimera (PROTAC) technologyTherapyBRAFMissense mutationsFamily membersBRAFWTCell growthDegree of selectivityInactivated conformationPatientsV600
2013
A Bidirectional System for the Dynamic Small Molecule Control of Intracellular Fusion Proteins
Neklesa TK, Noblin DJ, Kuzin A, Lew S, Seetharaman J, Acton TB, Kornhaber G, Xiao R, Montelione G, Tong L, Crews CM. A Bidirectional System for the Dynamic Small Molecule Control of Intracellular Fusion Proteins. ACS Chemical Biology 2013, 8: 2293-2300. PMID: 23978068, PMCID: PMC4113957, DOI: 10.1021/cb400569k.Peer-Reviewed Original ResearchConceptsSmall molecule controlProtein functionFusion proteinMolecule controlIntracellular fusion proteinOncogenic H-RasCellular protein levelsProtein of interestProtein levelsSmall-molecule screenIntracellular protein levelsDose-dependent regulationCellular transformationH-RasMolecule screenPhysiological roleProteinTherapeutic targetDose-dependent mannerHydrophobic tagUbiquitinationBidirectional controlHSP70DehalogenaseRegulation
2001
The anti-inflammatory natural product parthenolide from the medicinal herb Feverfew directly binds to and inhibits IκB kinase
Kwok B, Koh B, Ndubuisi M, Elofsson M, Crews C. The anti-inflammatory natural product parthenolide from the medicinal herb Feverfew directly binds to and inhibits IκB kinase. Cell Chemical Biology 2001, 8: 759-766. PMID: 11514225, DOI: 10.1016/s1074-5521(01)00049-7.Peer-Reviewed Original ResearchConceptsAnti-inflammatory activityHerb feverfewPro-inflammatory signaling pathwaysDirect molecular targetVivo anti-inflammatory activityAnti-inflammatory propertiesAnti-inflammatory agentsCytokine-mediated stimulationCytokine-mediated signalingIkappaB kinase betaSesquiterpene lactone parthenolidePharmaceutical interventionsIκB kinaseMolecular targetsNatural product parthenolideKinase betaParthenolideCysteine 179Signaling pathwaysPossible molecular basisIntracellular signaling processesAttractive targetIKK complexMolecular mechanismsAlpha-methylene gamma-lactone moiety