2024
The BICD2 dynein cargo adaptor binds to the HPV16 L2 capsid protein and promotes HPV infection
Speckhart K, Choi J, DiMaio D, Tsai B. The BICD2 dynein cargo adaptor binds to the HPV16 L2 capsid protein and promotes HPV infection. PLOS Pathogens 2024, 20: e1012289. PMID: 38829892, PMCID: PMC11230635, DOI: 10.1371/journal.ppat.1012289.Peer-Reviewed Original ResearchTrans Golgi networkL2 capsid proteinPromote infectionCapsid proteinIn vitro binding studiesDynein adaptorsGolgi networkCargo adaptorsBICD2 functionDynein motorsC-terminusDyneinSupport infectionMolecular basisBICD2EndosomesAdaptorProteinBinding studiesCell-basedVirusShort segmentHuman papillomavirusGolgiInfectionDe novo-designed transmembrane proteins bind and regulate a cytokine receptor
Mravic M, He L, Kratochvil H, Hu H, Nick S, Bai W, Edwards A, Jo H, Wu Y, DiMaio D, DeGrado W. De novo-designed transmembrane proteins bind and regulate a cytokine receptor. Nature Chemical Biology 2024, 20: 751-760. PMID: 38480980, PMCID: PMC11142920, DOI: 10.1038/s41589-024-01562-z.Peer-Reviewed Original ResearchTM proteinsTM regionTarget membrane proteinsComplex biological functionsTM domainTM helicesInteraction partnersTransmembrane proteinsMembrane proteinsReceptor homodimerizationBiological functionsCytokine receptorsBinding topologyAmino acidsProteinErythropoietin receptorHomodimerizationCell proliferationTransmembraneEpoRIn vitroMolecular modelingBinding modeReceptorsMotif
2023
Noncanonical Rab9a action supports retromer-mediated endosomal exit of human papillomavirus during virus entry
Choi J, DiMaio D. Noncanonical Rab9a action supports retromer-mediated endosomal exit of human papillomavirus during virus entry. PLOS Pathogens 2023, 19: e1011648. PMID: 37703297, PMCID: PMC10519607, DOI: 10.1371/journal.ppat.1011648.Peer-Reviewed Original ResearchConceptsRetromer-mediated endosomeHPV entryGTP-bound formDominant negative Rab7Intracellular vesicular transportRetrograde transport pathwayVirus entryEndosomal exitRab GTPasesRab proteinsVesicle traffickingGolgi transportCellular proteinsVesicular transportProtein cargoKnockdown cellsIntracellular traffickingRab9AIncoming virusRab7EndosomesTraffickingTransport pathwaysProteinKey role
2022
Human Papillomavirus L2 Capsid Protein Stabilizes γ-Secretase during Viral Infection
Crite M, DiMaio D. Human Papillomavirus L2 Capsid Protein Stabilizes γ-Secretase during Viral Infection. Viruses 2022, 14: 804. PMID: 35458534, PMCID: PMC9027364, DOI: 10.3390/v14040804.Peer-Reviewed Original ResearchConceptsTM domainΓ-secretaseVirus traffickingCellular transmembrane proteinsNon-canonical rolePutative TM domainRetrograde transport pathwayΓ-secretase complexSubstrate proteinsMinor capsid protein L2Transmembrane proteinCatalytic subunitMutational studiesEndosomal membranesIntracellular traffickingProtein L2Cellular proteasesCellular factorsL2 capsid proteinsTM mutantsCapsid proteinHPV entryTraffickingL2 proteinProtein
2021
Retromer stabilizes transient membrane insertion of L2 capsid protein during retrograde entry of human papillomavirus
Xie J, Zhang P, Crite M, Lindsay CV, DiMaio D. Retromer stabilizes transient membrane insertion of L2 capsid protein during retrograde entry of human papillomavirus. Science Advances 2021, 7: eabh4276. PMID: 34193420, PMCID: PMC11057781, DOI: 10.1126/sciadv.abh4276.Peer-Reviewed Original ResearchCell-penetrating peptidesMembrane insertionL2 capsid proteinsArtificial transmembrane proteinsCapsid proteinComplex genetic interactionsTrafficking complexTrafficking stepsGenetic interactionsTraptamersTransmembrane proteinEndosome membraneRetrograde pathwayRetromerHPV entryIncoming virusProteinTransient insertionVirus entryCoherent pathwaysEntry routePathwaySequential passageDifferent stepsUbiquitination
2020
TBC1D5-Catalyzed Cycling of Rab7 Is Required for Retromer-Mediated Human Papillomavirus Trafficking during Virus Entry
Xie J, Heim EN, Crite M, DiMaio D. TBC1D5-Catalyzed Cycling of Rab7 Is Required for Retromer-Mediated Human Papillomavirus Trafficking during Virus Entry. Cell Reports 2020, 31: 107750. PMID: 32521275, PMCID: PMC7339955, DOI: 10.1016/j.celrep.2020.107750.Peer-Reviewed Original ResearchConceptsGTPase-activating proteinsRetrograde transport pathwayVirus entryRetromer activityHPV traffickingTrafficking complexMembrane recruitmentRetromer complexRab7-GTPCellular proteinsCellular compartmentsEndosome membraneRetromerRetrograde pathwayArtificial proteinsL2 capsid proteinsCapsid proteinRab7HPV entryTraffickingTBC1D5ProteinGTPTransport pathwaysPathwayCell-penetrating peptide inhibits retromer-mediated human papillomavirus trafficking during virus entry
Zhang P, Moreno R, Lambert PF, DiMaio D. Cell-penetrating peptide inhibits retromer-mediated human papillomavirus trafficking during virus entry. Proceedings Of The National Academy Of Sciences Of The United States Of America 2020, 117: 6121-6128. PMID: 32123072, PMCID: PMC7084110, DOI: 10.1073/pnas.1917748117.Peer-Reviewed Original ResearchConceptsEssential protein-protein interactionsCellular protein complexesProtein-protein interactionsIntracellular virus traffickingRetrograde transport pathwaySites of replicationCell-penetrating sequenceProtein complexesCellular proteinsVirus replicationHPV16 pseudovirus infectionVirus traffickingL2 capsid proteinsAspects of infectionCapsid proteinHPV entryViral genomeViral proteinsIncoming virionsViral componentsHuman papillomavirus infectionProteinAntiviral targetDose-dependent blockVirus entry
2018
Cell-Penetrating Peptide Mediates Intracellular Membrane Passage of Human Papillomavirus L2 Protein to Trigger Retrograde Trafficking
Zhang P, da Silva G, Deatherage C, Burd C, DiMaio D. Cell-Penetrating Peptide Mediates Intracellular Membrane Passage of Human Papillomavirus L2 Protein to Trigger Retrograde Trafficking. Cell 2018, 174: 1465-1476.e13. PMID: 30122350, PMCID: PMC6128760, DOI: 10.1016/j.cell.2018.07.031.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceCapsid ProteinsCell-Penetrating PeptidesEndosomesGolgi ApparatusGreen Fluorescent ProteinsHEK293 CellsHeLa CellsHuman papillomavirus 16HumansMutagenesisOncogene Proteins, ViralProtein TransportRecombinant Fusion ProteinsSequence AlignmentVirus AttachmentVirus InternalizationConceptsCell-penetrating peptidesTrans-Golgi networkNormal cell physiologyL2 proteinRetrograde transport pathwayShort protein segmentsHPV L2 proteinTrafficking factorsRetrograde traffickingCationic cell-penetrating peptidesCell physiologyEndosomal membranesProtein segmentsC-terminusBiological roleNon-enveloped virusesRetrograde pathwayL2 capsid proteinsMembrane passageCell penetrating peptideCapsid proteinViral proteinsProteinRetromerTransport pathways
2017
Single methyl groups can act as toggle switches to specify transmembrane Protein-protein interactions
He L, Steinocher H, Shelar A, Cohen EB, Heim EN, Kragelund BB, Grigoryan G, DiMaio D. Single methyl groups can act as toggle switches to specify transmembrane Protein-protein interactions. ELife 2017, 6: e27701. PMID: 28869036, PMCID: PMC5597333, DOI: 10.7554/elife.27701.Peer-Reviewed Original ResearchConceptsProtein-protein interactionsErythropoietin receptorTransmembrane proteinTransmembrane protein-protein interactionsTMD interactionsModel transmembrane proteinMouse erythropoietin receptorHuman erythropoietin receptorSingle methyl groupGrowth factor independenceSide chain methyl groupsCellular processesMouse cellsFactor independenceChain methyl groupsIntrinsic specificityToggle switchTraptamersMethyl groupProteinReceptor activitySpecific positionsReceptorsSpecificityOligomerizationTwo transmembrane dimers of the bovine papillomavirus E5 oncoprotein clamp the PDGF β receptor in an active dimeric conformation
Karabadzhak AG, Petti LM, Barrera FN, Edwards APB, Moya-Rodríguez A, Polikanov YS, Freites JA, Tobias DJ, Engelman DM, DiMaio D. Two transmembrane dimers of the bovine papillomavirus E5 oncoprotein clamp the PDGF β receptor in an active dimeric conformation. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: e7262-e7271. PMID: 28808001, PMCID: PMC5584431, DOI: 10.1073/pnas.1705622114.Peer-Reviewed Original ResearchConceptsTransmembrane domainE5 proteinE5 dimerPlatelet-derived growth factor β receptorGrowth factor β receptorActive dimeric conformationPDGF β-receptorTransmembrane dimerProtein bindsMembrane environmentReceptor dimerizationDimeric conformationAtom molecular dynamics simulationsBiochemical experimentsMouse cellsMolecular mechanismsActive dimerΒ receptorBovine papillomavirusProteinSpecific interactionsMembrane modelingReceptor activationDimerizationComplexes
2015
Biologically active LIL proteins built with minimal chemical diversity
Heim EN, Marston JL, Federman RS, Edwards AP, Karabadzhak AG, Petti LM, Engelman DM, DiMaio D. Biologically active LIL proteins built with minimal chemical diversity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: e4717-e4725. PMID: 26261320, PMCID: PMC4553812, DOI: 10.1073/pnas.1514230112.Peer-Reviewed Original ResearchConceptsAmino acidsTransmembrane proteinSpecific biological activityPlatelet-derived growth factor β receptorArtificial transmembrane proteinsChemical diversityGrowth factor β receptorHydrophobic amino acidsLIL proteinsKnown proteinsIndividual amino acidsTransmembrane domainCellular contextDifferent amino acidsComplete mutagenesisMost proteinsBiological activityActive proteinSimple proteinSingle isoleucineSpecific sequencesProteinDiversityLeucineΒ receptorDirect Binding of Retromer to Human Papillomavirus Type 16 Minor Capsid Protein L2 Mediates Endosome Exit during Viral Infection
Popa A, Zhang W, Harrison MS, Goodner K, Kazakov T, Goodwin EC, Lipovsky A, Burd CG, DiMaio D. Direct Binding of Retromer to Human Papillomavirus Type 16 Minor Capsid Protein L2 Mediates Endosome Exit during Viral Infection. PLOS Pathogens 2015, 11: e1004699. PMID: 25693203, PMCID: PMC4334968, DOI: 10.1371/journal.ppat.1004699.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkRetromer cargoTransmembrane proteinGolgi apparatusDirect bindingCoat protein complexCellular transmembrane proteinsVirus entryMinor capsid proteinCarboxy-terminal segmentProtein complexesL2 minor capsid proteinMinor capsid protein L2Early endosomesVesicular transportRetromerPlasma membraneEndosomal membranesBinding motifProtein L2Capsid proteinEndosomesL2 proteinViral componentsProtein
2013
Genome-wide siRNA screen identifies the retromer as a cellular entry factor for human papillomavirus
Lipovsky A, Popa A, Pimienta G, Wyler M, Bhan A, Kuruvilla L, Guie MA, Poffenberger AC, Nelson CD, Atwood WJ, DiMaio D. Genome-wide siRNA screen identifies the retromer as a cellular entry factor for human papillomavirus. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 7452-7457. PMID: 23569269, PMCID: PMC3645514, DOI: 10.1073/pnas.1302164110.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkHPV entryGenome-wide screenRetromer subunitsCellular genesScreen identifiesRetromerLate endosomesPotential antiviral targetsMultiple subunitsRetrograde pathwayTransport factorsCapsid proteinHeLa cellsCell entryAntiviral targetEndosomesGolgiVirus entryStable complexesEfficient infectionSubunitsHPV proteinsProteinImportant insights
2008
Papillomavirus Transformation
Johung K, DiMaio D. Papillomavirus Transformation. 2008, 105-126. DOI: 10.1007/978-0-387-68945-6_5.Peer-Reviewed Original ResearchNuclear tumor suppressor proteinsSmall DNA tumor virusesCell cycle controlTumor suppressor proteinCell membrane proteinsDNA tumor virusesMembrane proteinsSignal transductionGrowth factor receptorSuppressor proteinRetinoblastoma proteinCycle controlE5 geneViral oncogenesOncogenic potentialTumor virusFactor receptorProteinGenesE7 genesHuman papillomavirus infectionPrevalent malignant tumorMalignant epithelial tumorsImportant insightsPapillomavirus infection
2001
Mechanisms of cell transformation by papillomavirus E5 proteins
DiMaio D, Mattoon D. Mechanisms of cell transformation by papillomavirus E5 proteins. Oncogene 2001, 20: 7866-7873. PMID: 11753669, DOI: 10.1038/sj.onc.1204915.Peer-Reviewed Original ResearchConceptsE5 proteinBovine papillomavirus E5 proteinCellular signal transduction pathwaysSignal transduction pathwaysLigand-independent fashionGrowth factor receptor activityReceptor tyrosine kinasesTransforming proteinTransduction pathwaysGrowth factor receptorVacuolar ATPaseReceptor dimerizationTyrosine kinaseCell transformationProteinViral transformationBovine papillomavirusFactor receptorUnique mechanismStable complexesNew insightsReceptor activityPathwayReceptorsKinaseIdentification of the transmembrane dimer interface of the bovine papillomavirus E5 protein
Mattoon D, Gupta K, Doyon J, Loll P, DiMaio D. Identification of the transmembrane dimer interface of the bovine papillomavirus E5 protein. Oncogene 2001, 20: 3824-3834. PMID: 11439346, DOI: 10.1038/sj.onc.1204523.Peer-Reviewed Original ResearchConceptsBovine papillomavirus E5 proteinE5 proteinDimer interfacePlatelet-derived growth factor β receptorEssential glutamine residueHeterologous dimerization domainGrowth factor β receptorNon-productive interactionsReceptor tyrosine phosphorylationFocus formation assayPDGF β-receptorDimerization domainHomodimeric proteinTyrosine phosphorylationGenetic methodsGlutamine residuesActive chimerasΒ receptorActive orientationFormation assaysProtein helicesProteinPosition 17ReceptorsPhosphorylation
2000
The platelet-derived growth factor ß receptor as a target of the bovine papillomavirus E5 protein
DiMaio D, Lai C, Mattoon D. The platelet-derived growth factor ß receptor as a target of the bovine papillomavirus E5 protein. Cytokine & Growth Factor Reviews 2000, 11: 283-293. PMID: 10959076, DOI: 10.1016/s1359-6101(00)00012-5.Peer-Reviewed Original ResearchConceptsE5 proteinBovine papillomavirus E5 proteinSH2 domain-containing proteinsCellular signal transduction pathwaysDomain-containing proteinsSignal transduction complexSignal transduction pathwaysLigand-independent fashionGrowth factor receptor activitySpecific transmembraneTransduction complexCytoplasmic domainTransmembrane proteinTransduction pathwaysReceptor dimerizationTyrosine residuesAmino acidsProteinViral transformationDirect interactionBovine papillomavirusUnique mechanismStable complexesComplex formationNew insightsBovine Papillomavirus E5 Protein Induces the Formation of Signal Transduction Complexes Containing Dimeric Activated Platelet-derived Growth Factor β Receptor and Associated Signaling Proteins*
Lai C, Henningson C, DiMaio D. Bovine Papillomavirus E5 Protein Induces the Formation of Signal Transduction Complexes Containing Dimeric Activated Platelet-derived Growth Factor β Receptor and Associated Signaling Proteins*. Journal Of Biological Chemistry 2000, 275: 9832-9840. PMID: 10734138, DOI: 10.1074/jbc.275.13.9832.Peer-Reviewed Original ResearchConceptsBovine papillomavirus E5 proteinE5 proteinPDGF beta receptorBeta receptor complexCellular platelet-derived growth factor (PDGF) beta receptorReceptor complexPlatelet-derived growth factor beta receptorPlatelet-derived growth factor β receptorRas-GTPase activating proteinAssembly of multiproteinSignal transduction complexGrowth factor β receptorGrowth factor beta receptorCell growth transformationTransduction complexBeta receptorsP85 subunitSignaling proteinsPhospholipase CgammaActivating proteinReceptor dimersConstitutive activationInactive receptorProteinReceptor molecules
1999
The Bovine Papillomavirus E5 Protein Requires a Juxtamembrane Negative Charge for Activation of the Platelet-Derived Growth Factor β Receptor and Transformation of C127 Cells
Klein O, Kegler-Ebo D, Su J, Smith S, DiMaio D. The Bovine Papillomavirus E5 Protein Requires a Juxtamembrane Negative Charge for Activation of the Platelet-Derived Growth Factor β Receptor and Transformation of C127 Cells. Journal Of Virology 1999, 73: 3264-3272. PMID: 10074180, PMCID: PMC104090, DOI: 10.1128/jvi.73.4.3264-3272.1999.Peer-Reviewed Original ResearchConceptsPlatelet-derived growth factor beta receptorPDGF beta receptorGrowth factor beta receptorE5 proteinBovine papillomavirus E5 proteinCell transformationHomodimeric transmembrane proteinSustained receptor activationC127 mouse fibroblastsExtracellular juxtamembrane regionBeta receptorsE5 dimerE5 mutantsDouble mutantJuxtamembrane regionTransmembrane proteinC127 cellsC-terminusAcidic residuesE5 geneMutantsPosition 33Mouse fibroblastsProteinSalt bridge
1998
Structural models of the bovine papillomavirus E5 protein
Surti T, Klein O, Aschheim K, DiMaio D, Smith S. Structural models of the bovine papillomavirus E5 protein. Proteins Structure Function And Bioinformatics 1998, 33: 601-612. PMID: 9849943, DOI: 10.1002/(sici)1097-0134(19981201)33:4<601::aid-prot12>3.0.co;2-i.Peer-Reviewed Original ResearchConceptsBovine papillomavirus E5 proteinE5 dimerE5 proteinType II integral membrane proteinIntegral membrane proteinsPrevious mutagenesis studiesLigand-independent activationDisulfide-linked homodimerPDGF beta receptorMembrane proteinsTransmembrane orientationMutagenesis studiesMembrane bilayerCell transformationGenetic resultsProteinGln17Receptor moleculesMolecular scaffoldsComplex formationAsp33Computational searchDimerizationDimer structureDimers