2020
Cell-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
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 positionsReceptorsSpecificityOligomerization
2015
Direct 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
2000
E2F-Rb Complexes Assemble and Inhibit cdc25A Transcription in Cervical Carcinoma Cells following Repression of Human Papillomavirus Oncogene Expression
Wu L, Goodwin E, Naeger L, Vigo E, Galaktionov K, Helin K, DiMaio D. E2F-Rb Complexes Assemble and Inhibit cdc25A Transcription in Cervical Carcinoma Cells following Repression of Human Papillomavirus Oncogene Expression. Molecular And Cellular Biology 2000, 20: 7059-7067. PMID: 10982822, PMCID: PMC86242, DOI: 10.1128/mcb.20.19.7059-7067.2000.Peer-Reviewed Original ResearchMeSH KeywordsBinding SitesBovine papillomavirus 1Carcinoma, Squamous CellCarrier ProteinsCdc25 PhosphatasesCell CycleCell Cycle ProteinsCell Transformation, NeoplasticCell Transformation, ViralConsensus SequenceCysteine EndopeptidasesDNA, NeoplasmDNA-Binding ProteinsE2F Transcription FactorsE2F4 Transcription FactorFemaleGene Expression Regulation, NeoplasticGene Expression Regulation, ViralGenes, RetinoblastomaHumansMacromolecular SubstancesMultienzyme ComplexesNeoplasm ProteinsPapillomaviridaePapillomavirus InfectionsPhosphoproteinsPromoter Regions, GeneticProteasome Endopeptidase ComplexProtein BindingProteinsRecombinant Fusion ProteinsRetinoblastoma ProteinRetinoblastoma-Binding Protein 1Retinoblastoma-Like Protein p130Transcription Factor DP1Transcription FactorsTransfectionTumor Cells, CulturedTumor Virus InfectionsUterine Cervical NeoplasmsViral ProteinsConceptsCdc25A promoterE6/E7 repressionCervical carcinoma cellsE2F siteBovine papillomavirus E2 proteinE2 proteinE7 repressionWild-type E2 proteinE2F-responsive promotersRb tumor suppressor pathwayPapillomavirus E2 proteinCarcinoma cellsE2F-Rb complexesCell cycle genesHuman papillomavirus oncogene expressionHuman papillomavirus (HPV) E6/E7 oncogenesTumor suppressor pathwayMechanism of repressionHPV E6/E7 expressionCell cycle progressionCdc25A transcriptionDramatic growth arrestE2F complexesConsensus E2FProtein complexes
1995
The HPV16 E5 Protein: Expression, Detection, and Stable Complex Formation with Transmembrane Proteins in COS Cells
Hwang E, Nottoli T, Dimaio D. The HPV16 E5 Protein: Expression, Detection, and Stable Complex Formation with Transmembrane Proteins in COS Cells. Virology 1995, 211: 227-233. PMID: 7645215, DOI: 10.1006/viro.1995.1395.Peer-Reviewed Original ResearchConceptsE5 proteinHPV16 E5 proteinStable complex formationTransmembrane proteinGrowth factor receptorE5 genePlatelet-derived growth factor beta receptorViral proteinsVesicular stomatitis virus glycoproteinComplex formationFactor receptorCOS monkey cellsGrowth factor beta receptorStable growth transformationCultured cell systemsEpidermal growth factor receptorFactor 1 receptorTransforming proteinCoimmunoprecipitation analysisCOS cellsExpression vectorMonkey cellsBiochemical propertiesProteinE5 expression
1992
Stable association between the bovine papillomavirus E5 transforming protein and activated platelet-derived growth factor receptor in transformed mouse cells.
Petti L, DiMaio D. Stable association between the bovine papillomavirus E5 transforming protein and activated platelet-derived growth factor receptor in transformed mouse cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 6736-6740. PMID: 1323117, PMCID: PMC49578, DOI: 10.1073/pnas.89.15.6736.Peer-Reviewed Original ResearchConceptsE5 proteinPlatelet-derived growth factorGrowth factor receptor activationPDGF receptorMouse C127 cellsBovine papillomavirus E5Platelet-derived growth factor receptorShorter proteinTransforming proteinCoimmunoprecipitation analysisGrowth factor receptorReceptor transmitsStable associationC127 cellsTumorigenic transformationMouse cellsProteinBovine papillomavirusFactor receptorDistinct mechanismsStable complexesGrowth factorReceptor activationImportant targetBeta receptors