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
2017
Two 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
2016
An Update on Canine, Feline and Bovine Papillomaviruses
da Costa R, Peleteiro M, Pires M, DiMaio D. An Update on Canine, Feline and Bovine Papillomaviruses. Transboundary And Emerging Diseases 2016, 64: 1371-1379. PMID: 27615361, DOI: 10.1111/tbed.12555.Peer-Reviewed Original ResearchMeSH KeywordsAnimal WelfareAnimalsCat DiseasesCatsCattleCattle DiseasesDog DiseasesDogsPapillomaviridaePapillomavirus InfectionsConceptsAnimal healthSignificant economic lossesNumber of papillomavirusesCross-species infectionFarm animalsVeterinary practitionersNew viral typesEconomic lossesWild animalsWorldwide importanceFeline papillomavirusesAnimal papillomavirusesPrevalent pathogenDomestic catsPapillomavirus researchCell biologyFascinating modelAnimalsBovine papillomavirusRecent discoveryGreat impactPathogensFelineCanineWide range
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
Repression of human papillomavirus oncogenes in HeLa cervical carcinoma cells causes the orderly reactivation of dormant tumor suppressor pathways
Goodwin E, DiMaio D. Repression of human papillomavirus oncogenes in HeLa cervical carcinoma cells causes the orderly reactivation of dormant tumor suppressor pathways. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 12513-12518. PMID: 11070078, PMCID: PMC18795, DOI: 10.1073/pnas.97.23.12513.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBovine papillomavirus 1Carrier ProteinsCattleCell Cycle ProteinsCyclin-Dependent Kinase Inhibitor p21CyclinsDNADNA-Binding ProteinsE2F Transcription FactorsFemaleGene Expression Regulation, ViralGenes, Tumor SuppressorHeLa CellsHumansNuclear ProteinsOncogene Proteins, ViralOncogenesPapillomaviridaePapillomavirus E7 ProteinsPhosphoproteinsProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-mdm2Repressor ProteinsRetinoblastoma ProteinRetinoblastoma-Binding Protein 1Retinoblastoma-Like Protein p107Retinoblastoma-Like Protein p130Signal TransductionTranscription Factor DP1Transcription FactorsTumor Suppressor Protein p53Uterine Cervical NeoplasmsViral ProteinsConceptsTumor suppressor pathwayE6/E7 repressionPosttranscriptional inductionSuppressor pathwayBovine papillomavirus E2 proteinE7 repressionCyclin-dependent kinase activityHeLa cellsE2F-regulated genesE2F-responsive genesRb tumor suppressor pathwayPapillomavirus E2 proteinCell cycle machineryE2 proteinHPV16 E6/E7 genesHeLa cervical carcinoma cellsP53-responsive genesTumor suppressor functionHPV E6Growth inhibitory signalsE6/E7 genesRapid repressionCellular DNA synthesisCycle machineryHuman papillomavirus oncogenesE2F-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
1998
Transactivation-Competent Bovine Papillomavirus E2 Protein Is Specifically Required for Efficient Repression of Human Papillomavirus Oncogene Expression and for Acute Growth Inhibition of Cervical Carcinoma Cell Lines
Goodwin E, Naeger L, Breiding D, Androphy E, DiMaio D. Transactivation-Competent Bovine Papillomavirus E2 Protein Is Specifically Required for Efficient Repression of Human Papillomavirus Oncogene Expression and for Acute Growth Inhibition of Cervical Carcinoma Cell Lines. Journal Of Virology 1998, 72: 3925-3934. PMID: 9557678, PMCID: PMC109618, DOI: 10.1128/jvi.72.5.3925-3934.1998.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBinding SitesBovine papillomavirus 1CattleCell DivisionCell NucleusCOS CellsDNADNA-Binding ProteinsFemaleGene Expression Regulation, ViralHeLa CellsHumansMutagenesisOncogene Proteins, ViralOncogenesPapillomaviridaeRepressor ProteinsRNA, MessengerRNA, ViralTrans-ActivatorsTranscriptional ActivationTumor Cells, CulturedUterine Cervical NeoplasmsViral ProteinsConceptsPapillomavirus E2 proteinGrowth arrestHT-3 cellsEfficient repressionTransactivation domainE2 proteinHeLa cellsG1/S-phase growth arrestE2 mutantsBovine papillomavirus type 1 E2 proteinBovine papillomavirus E2 proteinHerpes simplex virus VP16Reporter plasmidAcute growth inhibitionE2 transactivation domainGrowth inhibitionCervical carcinoma cell linesBPV1 E2 proteinCarcinoma cell linesHuman papillomavirus oncogene expressionViral DNA replicationPhase growth arrestSequence-specific transactivatorCell linesWild-type p53 gene
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
1993
Inhibition of cervical carcinoma cell line proliferation by the introduction of a bovine papillomavirus regulatory gene
Hwang E, Riese D, Settleman J, Nilson L, Honig J, Flynn S, DiMaio D. Inhibition of cervical carcinoma cell line proliferation by the introduction of a bovine papillomavirus regulatory gene. Journal Of Virology 1993, 67: 3720-3729. PMID: 8389903, PMCID: PMC237735, DOI: 10.1128/jvi.67.7.3720-3729.1993.Peer-Reviewed Original ResearchConceptsBPV E2 proteinGene expressionCervical carcinoma cell linesRegulatory genesHPV gene expressionCarcinoma cell linesCell linesE2 proteinHeLa cellsConsequence of abrogationP53 tumor suppressor proteinHPV18 E6Tumor suppressor proteinE2 geneDestabilization of p53HT-3 cellsGrowth inhibitionBPV E2Simian virus 40Suppressor proteinEpithelial cell lineHuman papillomavirus E6Cell cycleGenesS phase
1992
The putative E5 open reading frame of cottontail rabbit papillomavirus is dispensable for papilloma formation in domestic rabbits
Brandsma J, Yang Z, DiMaio D, Barthold S, Johnson E, Xiao W. The putative E5 open reading frame of cottontail rabbit papillomavirus is dispensable for papilloma formation in domestic rabbits. Journal Of Virology 1992, 66: 6204-6207. PMID: 1326666, PMCID: PMC283673, DOI: 10.1128/jvi.66.10.6204-6207.1992.Peer-Reviewed Original ResearchConceptsE5 ORFCRPV DNACRPV genomeCottontail rabbit papillomavirusE5 mutantsFrameshift mutantsBiological functionsORFRabbit papillomavirusMutantsMutant DNATransition mutationsPapilloma formationDNA preparationsDNABiochemical analysisGenomeE5 regionDomestic rabbitsFrame mutationsMutationsCodonGenesInduction of papillomasFrameshift
1991
Tumorigenic transformation of murine keratinocytes by the E5 genes of bovine papillomavirus type 1 and human papillomavirus type 16
Leptak C, Cajal S, Kulke R, Horwitz B, Riese D, Dotto G, DiMaio D. Tumorigenic transformation of murine keratinocytes by the E5 genes of bovine papillomavirus type 1 and human papillomavirus type 16. Journal Of Virology 1991, 65: 7078-7083. PMID: 1658398, PMCID: PMC250837, DOI: 10.1128/jvi.65.12.7078-7083.1991.Peer-Reviewed Original ResearchConceptsBovine papillomavirus type 1E5 genePapillomavirus type 1Human Papillomavirus Type 16 E5 GeneTumorigenic transformationHost epithelial cellsExpression vectorRecombinant virusesRetroviral expression vectorMurine keratinocytesBiological propertiesTumorigenic cellsMurine epidermal keratinocytesGenesMurine fibroblastsFrameshift mutationCultured linesHuman papillomavirus type 16Cell linesEpithelial cellsPapillomavirus type 16Epidermal keratinocytesRetrovirusesCellsKeratinocytesBiological properties of the deer papillomavirus E5 gene in mouse C127 cells: growth transformation, induction of DNA synthesis, and activation of the platelet-derived growth factor receptor
Kulke R, DiMaio D. Biological properties of the deer papillomavirus E5 gene in mouse C127 cells: growth transformation, induction of DNA synthesis, and activation of the platelet-derived growth factor receptor. Journal Of Virology 1991, 65: 4943-4949. PMID: 1651413, PMCID: PMC248956, DOI: 10.1128/jvi.65.9.4943-4949.1991.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBlotting, NorthernCell Transformation, ViralCloning, MolecularDeerDNAGene ExpressionGenes, ViralIn Vitro TechniquesMiceMolecular Sequence DataOncogene Proteins, ViralPapillomaviridaePlatelet-Derived Growth FactorReceptors, Cell SurfaceReceptors, Platelet-Derived Growth FactorRNA, ViralViral Structural ProteinsConceptsMouse C127 cellsE5 proteinC127 cellsE5 genePlatelet-derived growth factor beta receptorPDGF receptorBovine papillomavirus type 1 E5 proteinConstitutive tyrosine phosphorylationDNA synthesisGrowth factor beta receptorBovine papillomavirus type 1Platelet-derived growth factor receptorTransformation of fibroblastsPapillomavirus type 1Sequence similarityGrowth factor receptorTyrosine phosphorylationBiological activityShort regionFoci formationProteinFactor receptorReceptor formsB chainGrowth transformationTransforming Activity of Bovine and Human Papillomaviruses in Cultured Cells
DiMaio D. Transforming Activity of Bovine and Human Papillomaviruses in Cultured Cells. Advances In Cancer Research 1991, 56: 133-159. PMID: 1851373, DOI: 10.1016/s0065-230x(08)60480-7.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBovine papillomavirus 1CattleCell Transformation, NeoplasticCell Transformation, ViralCells, CulturedHumansPapillomaviridaeConceptsBovine papillomavirus type ICultured cellsTransient expression systemViral gene productsGene productsComplex phenotypesExpression systemTumorigenic transformationBiochemical eventsMolecular descriptionCell morphologyCottontail rabbit papillomavirusBiological responsesHuman carcinomasCultured fibroblastsGrowth propertiesCellsRabbit papillomavirusHomogeneous populationProfound effectGenesType ISimilar activityTumorigenesisPhenotype
1990
Integrated HPV 1 genomes in a human keratinocyte cell line can be transactivated by a SV40/BPV1 recombinant virus which expresses BPV1 E2 proteins
Partow A, Grand R, Biggs P, Jeffrey S, Dimaio D, Gallimore P. Integrated HPV 1 genomes in a human keratinocyte cell line can be transactivated by a SV40/BPV1 recombinant virus which expresses BPV1 E2 proteins. Virology 1990, 175: 508-517. PMID: 2158183, DOI: 10.1016/0042-6822(90)90435-t.Peer-Reviewed Original ResearchCell Line, TransformedClone CellsDNA-Binding ProteinsDNA, RecombinantDNA, ViralGene Expression Regulation, ViralHumansKaryotypingKeratinocytesNucleic Acid HybridizationPapillomaviridaePolymerase Chain ReactionRecombinant ProteinsRNA SplicingSimian virus 40Transcription, GeneticTranscriptional ActivationTransfectionViral ProteinsBovine papillomavirus E2 repressor mutant displays a high-copy-number phenotype and enhanced transforming activity
Riese D, Settleman J, Neary K, DiMaio D. Bovine papillomavirus E2 repressor mutant displays a high-copy-number phenotype and enhanced transforming activity. Journal Of Virology 1990, 64: 944-949. PMID: 2153255, PMCID: PMC249196, DOI: 10.1128/jvi.64.2.944-949.1990.Peer-Reviewed Original ResearchConceptsRepressor proteinWild-type copy numberBovine papillomavirus type 1 genomeCopy numberViral genomeTranscriptional repressor proteinTransient expression experimentsMouse C127 cellsMutant viral DNAViral DNAType 1 genomeNumber phenotypeRepressor activityLow copy numberMethionine codonInitiation codonExpression experimentsC127 cellsGenomeCV1 cellsRepressor mutantsFoci formationColony formationCodonProtein
1989
Genetic evidence that acute morphologic transformation, induction of cellular DNA synthesis, and focus formation are mediated by a single activity of the bovine papillomavirus E5 protein.
Settleman J, Fazeli A, Malicki J, Horwitz B, DiMaio D. Genetic evidence that acute morphologic transformation, induction of cellular DNA synthesis, and focus formation are mediated by a single activity of the bovine papillomavirus E5 protein. Molecular And Cellular Biology 1989, 9: 5563-5572. PMID: 2555701, PMCID: PMC363726, DOI: 10.1128/mcb.9.12.5563.Peer-Reviewed Original ResearchConceptsE5 proteinE5 geneCellular DNA synthesisC127 cellsBovine papillomavirus E5 proteinMouse C127 cellsDNA synthesisMorphologic transformationCultured rodent cellsDefective phenotypeMissense mutantsUnstable proteinDefective mutantsGenetic evidenceMutational analysisE5 activityRodent cellsCell cycleViral genesBiochemical activitySerum starvationCell transformationGenesContact inhibitionVirus multiplicityTransforming activity of a 16-amino-acid segment of the bovine papillomavirus E5 protein linked to random sequences of hydrophobic amino acids
Horwitz B, Weinstat D, DiMaio D. Transforming activity of a 16-amino-acid segment of the bovine papillomavirus E5 protein linked to random sequences of hydrophobic amino acids. Journal Of Virology 1989, 63: 4515-4519. PMID: 2552136, PMCID: PMC251082, DOI: 10.1128/jvi.63.11.4515-4519.1989.Peer-Reviewed Original ResearchConceptsE5 proteinAmino acidsWild-type E5 proteinBovine papillomavirus E5 proteinAmino acid sequence requirementsHydrophobic amino acid sequenceCarboxyl-terminal amino acidsMouse C127 cellsAmino acid sequenceBovine papillomavirus type 1Carboxyl-terminal portionWild-type onesHydrophobic amino acidsPapillomavirus type 1Hydrophobic sequenceDifferent amino acidsAcid sequenceC127 cellsSequence requirementsE5 geneCell transformationFoci formationSubstitution mutationsCell membraneProteinStructure, Activity, and Regulation of the Bovine Papillomavirus E5 Gene and Its Transforming Protein Product
Horwitz B, Settleman J, Prakash S, DiMaio D. Structure, Activity, and Regulation of the Bovine Papillomavirus E5 Gene and Its Transforming Protein Product. Current Topics In Microbiology And Immunology 1989, 144: 143-151. PMID: 2551579, DOI: 10.1007/978-3-642-74578-2_18.Peer-Reviewed Original ResearchConceptsE5 geneFoci formationBovine papillomavirus type 1 DNACell focus formationBPV geneCodon resultsC127 cellsMouse cellsTumorigenic transformationProtein productsK polypeptideGenesViral mutantsBiochemical analysisEfficient transformationCellsMutantsPolypeptideDNARegulationExpressionDownstreamActivityTranslationFormationOpen reading frames E6 and E7 of bovine papillomavirus type 1 are both required for full transformation of mouse C127 cells
Neary K, DiMaio D. Open reading frames E6 and E7 of bovine papillomavirus type 1 are both required for full transformation of mouse C127 cells. Journal Of Virology 1989, 63: 259-266. PMID: 2535732, PMCID: PMC247680, DOI: 10.1128/jvi.63.1.259-266.1989.Peer-Reviewed Original ResearchConceptsBovine papillomavirus type 1Open reading frames E6Mouse C127 cellsFull-length viral genomesAnchorage-independent growthPapillomavirus type 1Focus-forming activityC127 cellsORF E6First methionine codonViral genomeColony formationRetrovirus long terminal repeatsSeries of mutationsE6/E7Second ATG codonLong terminal repeatBPV1 genomeMethionine codonATG codonNumber plasmidE5 geneSpecific proteinsSimultaneous disruptionE6 proteinBovine Papillomavirus Type I Induces Resistance to Ca++-Induced Terminal Differentiation in Murine Keratinocytes
Reiss M, DiMaio D, Zibello T. Bovine Papillomavirus Type I Induces Resistance to Ca++-Induced Terminal Differentiation in Murine Keratinocytes. Oncology Research Featuring Preclinical And Clinical Cancer Therapeutics 1989, 1: 75-82. PMID: 2561735, DOI: 10.3727/095535489820875318.Peer-Reviewed Original Research