Featured Publications
Catalytic in vivo protein knockdown by small-molecule PROTACs
Bondeson DP, Mares A, Smith IE, Ko E, Campos S, Miah AH, Mulholland KE, Routly N, Buckley DL, Gustafson JL, Zinn N, Grandi P, Shimamura S, Bergamini G, Faelth-Savitski M, Bantscheff M, Cox C, Gordon DA, Willard RR, Flanagan JJ, Casillas LN, Votta BJ, den Besten W, Famm K, Kruidenier L, Carter PS, Harling JD, Churcher I, Crews CM. Catalytic in vivo protein knockdown by small-molecule PROTACs. Nature Chemical Biology 2015, 11: 611-617. PMID: 26075522, PMCID: PMC4629852, DOI: 10.1038/nchembio.1858.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsBinding SitesBiocatalysisBreast NeoplasmsFemaleHumansMCF-7 CellsMiceModels, MolecularMolecular Targeted TherapyNeoplasm ProteinsNeoplasm TransplantationProteasome Endopeptidase ComplexProtein BindingProteolysisReceptor-Interacting Protein Serine-Threonine Kinase 2Receptors, EstrogenSmall Molecule LibrariesUbiquitinUbiquitinationVon Hippel-Lindau Tumor Suppressor Protein
2021
Targeted degradation of transcription factors by TRAFTACs: TRAnscription Factor TArgeting Chimeras
Samarasinghe KTG, Jaime-Figueroa S, Burgess M, Nalawansha DA, Dai K, Hu Z, Bebenek A, Holley SA, Crews CM. Targeted degradation of transcription factors by TRAFTACs: TRAnscription Factor TArgeting Chimeras. Cell Chemical Biology 2021, 28: 648-661.e5. PMID: 33836141, PMCID: PMC8524358, DOI: 10.1016/j.chembiol.2021.03.011.Peer-Reviewed Original ResearchConceptsTranscription factorsTargeted degradationTranscription factor degradationDNA-binding proteinsMultiple signaling pathwaysGeneralizable strategyDCas9 proteinProtein familyLigandable sitesProteasomal pathwaySignaling pathwaysOverexpression of oncoproteinsAberrant activationChimeric oligonucleotideProteinChimerasFactor degradationNF-κBPathwayHaloTagDegradationBrachyuryOverexpressionOncoproteinOligonucleotide
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
Lack of Proteasome Active Site Allostery as Revealed by Subunit-Specific Inhibitors
Myung J, Kim K, Lindsten K, Dantuma N, Crews C. Lack of Proteasome Active Site Allostery as Revealed by Subunit-Specific Inhibitors. Molecular Cell 2001, 7: 411-420. PMID: 11239469, DOI: 10.1016/s1097-2765(01)00188-5.Peer-Reviewed Original ResearchMeSH KeywordsAllosteric RegulationAnimalsBinding SitesCattleCell DivisionCells, CulturedChymotrypsinCysteine EndopeptidasesEndopeptidasesEpoxy CompoundsHumansHydrolysisKetonesKineticsModels, BiologicalMultienzyme ComplexesProtease InhibitorsProteasome Endopeptidase ComplexProtein SubunitsRecombinant Fusion ProteinsSerineSubstrate SpecificityTransfectionConceptsProtein degradation assaysSubunit-specific inhibitorsProtein degradationDegradation assaysCellular proliferationChymotrypsin-like activityPeptidyl-glutamyl peptideEpoxyketone inhibitorsActive siteSuch interactionsInhibitorsAllosteryProteasomeSitesSubunitsInhibitionSubstrateActivityProliferationAssaysPeptidesOccupancy
1998
Structure of Human Methionine Aminopeptidase-2 Complexed with Fumagillin
Liu S, Widom J, Kemp C, Crews C, Clardy J. Structure of Human Methionine Aminopeptidase-2 Complexed with Fumagillin. Science 1998, 282: 1324-1327. PMID: 9812898, DOI: 10.1126/science.282.5392.1324.Peer-Reviewed Original ResearchConceptsStructure-based drug designMetAP-2Resolution crystal structureCovalent bondsMethionine aminopeptidase 2Active siteCrystal structurePolar interactionsDrug designThree-dimensional structureExtensive hydrophobicStructural basisMetAP-1Anticancer agentsNew blood vesselsFumagillin analoguesAdditional affinityReactive epoxidesMolecular targetsFumagillinStructureHydrophobicBondsLikely determinantsEpoxides
1997
The anti-angiogenic agent fumagillin covalently binds and inhibits the methionine aminopeptidase, MetAP-2
Sin N, Meng L, Wang M, Wen J, Bornmann W, Crews C. The anti-angiogenic agent fumagillin covalently binds and inhibits the methionine aminopeptidase, MetAP-2. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 6099-6103. PMID: 9177176, PMCID: PMC21008, DOI: 10.1073/pnas.94.12.6099.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAminopeptidasesAnimalsAntibiotics, AntineoplasticBinding SitesCattleCyclohexanesFatty Acids, UnsaturatedHumansKineticsMammalsMetalloendopeptidasesMethionyl AminopeptidasesMolecular Sequence DataNeovascularization, PathologicO-(Chloroacetylcarbamoyl)fumagillolSaccharomyces cerevisiaeSequence AlignmentSequence Homology, Amino AcidSesquiterpenesConceptsMethionine aminopeptidaseMetAP-1MetAP-2Mammalian proteinsBlood vessel formationVegetative growthTNP-470New blood vessel formationPotent biological activitiesMolecular modeProteinFungal metabolitesVessel formationAnimal model studiesAminopeptidaseAnti-angiogenic compoundsDetailed pharmacological studiesBiological activityImportant targetFumagillinClinical trialsSolid tumorsPharmacological studiesNatural productsSaccharomyces