2000
Binding of the human papillomavirus type 16 E7 oncoprotein and the adeno-associated virus Rep78 major regulatory protein in vitro and in yeast and the potential for downstream effects.
Hermonat PL, Santin AD, Zhan D. Binding of the human papillomavirus type 16 E7 oncoprotein and the adeno-associated virus Rep78 major regulatory protein in vitro and in yeast and the potential for downstream effects. Human Virology 2000, 3: 113-24. PMID: 10881991.Peer-Reviewed Original ResearchMeSH KeywordsAlanineBinding SitesBlotting, WesternChromatography, AffinityDependovirusDNA PrimersDNA, ComplementaryDNA, ViralDNA-Binding ProteinsHumansOncogene Proteins, ViralPapillomaviridaePapillomavirus E7 ProteinsProtein BindingRecombinant Fusion ProteinsTATA-Binding Protein Associated FactorsTATA-Box Binding ProteinTranscription Factor TFIIDTranscription FactorsViral ProteinsYeastsConceptsAAV life cycleHuman papillomavirusTerminal repeat DNACompetitive affinity chromatographyCancer-promoting activityRep78E7 oncoproteinsAAVRep78 proteinDownstream effectsHPV-16 E7 oncoproteinSeries of aminoHuman papillomavirus type 16 E7 oncoproteinHPV 16/18Cervical cancerHPV 16Variety of proteinsType 1Bovine papillomavirus type 1P97 promoterOncogenic transformationPapillomavirus type 1AdenoPotential downstream effectsDosage-dependent manner
1999
Binding of the Human Papillomavirus Type 16 p97 Promoter by the Adeno-associated Virus Rep78 Major Regulatory Protein Correlates with Inhibition*
Zhan D, Santin A, Liu Y, Parham G, Li C, Meyers C, Hermonat P. Binding of the Human Papillomavirus Type 16 p97 Promoter by the Adeno-associated Virus Rep78 Major Regulatory Protein Correlates with Inhibition*. Journal Of Biological Chemistry 1999, 274: 31619-31624. PMID: 10531369, DOI: 10.1074/jbc.274.44.31619.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceBovine papillomavirus 1Cell Transformation, NeoplasticCell Transformation, ViralChromatography, AffinityColony-Forming Units AssayDependovirusDNA-Binding ProteinsGene Expression Regulation, ViralMolecular Sequence DataMutationOncogene Proteins, ViralPapillomaviridaePromoter Regions, GeneticProtein BindingRepetitive Sequences, Nucleic AcidRepressor ProteinsViral Proteins
1998
Inhibition/Stimulation of Bovine Papillomavirus by Adeno-Associated Virus Is Time as Well as Multiplicity Dependent
Hermonat P, Meyers C, Parham G, Santin A. Inhibition/Stimulation of Bovine Papillomavirus by Adeno-Associated Virus Is Time as Well as Multiplicity Dependent. Virology 1998, 247: 240-250. PMID: 9705917, DOI: 10.1006/viro.1998.9256.Peer-Reviewed Original ResearchThe Adeno-Associated Virus Rep78 Major Regulatory Protein Binds the Cellular TATA-Binding Proteinin Vitroandin Vivo
Hermonat P, Santin A, Batchu R, Zhan D. The Adeno-Associated Virus Rep78 Major Regulatory Protein Binds the Cellular TATA-Binding Proteinin Vitroandin Vivo. Virology 1998, 245: 120-127. PMID: 9614873, DOI: 10.1006/viro.1998.9144.Peer-Reviewed Original ResearchConceptsPossible protein-protein interactionsBasal transcription factorsMajor regulatory proteinTranscription factorsRegulatory proteinsTwo-hybrid systemTranscription initiation complexProtein-protein interactionsNumerous interactionsYeast GAL4Human TATAInitiation complexHeterologous promoterAmino halfRep78Biological roleGene expressionWestern analysisVivo interactionAAV promotersPromoterTATAProteinElectrophoretic mobilityRegulatory abilityInvolvement of protein-DNA interaction in adeno-associated virus Rep78-mediated inhibition of HIV-1.
Kokorina NA, Santin AD, Li C, Hermonat PL. Involvement of protein-DNA interaction in adeno-associated virus Rep78-mediated inhibition of HIV-1. Human Virology 1998, 1: 441-50. PMID: 10195265.Peer-Reviewed Original ResearchConceptsProtein-DNA interactionsDNA binding abilityGene expressionHIV-1 long terminal repeat (LTR) sequencesTATA box regionLong terminal repeat sequencesHIV-LTR DNATerminal repeat sequencesRep78 proteinTranscription initiationTranscription factorsTATA boxRepeat sequencesVirus Rep78Rep78Box regionAmino acidsDNAInhibition of TatLikely targetMechanism of inhibitionMutantsHIV LTRElectrophoretic mobilityBinding
1997
Multiple cellular proteins are recognized by the adeno‐associated virus Rep78 major regulatory protein and the amino‐half of Rep78 is required for many of these interactions
Hermonat P, Carter C, Parham G, Quirk J, Santin A. Multiple cellular proteins are recognized by the adeno‐associated virus Rep78 major regulatory protein and the amino‐half of Rep78 is required for many of these interactions. IUBMB Life 1997, 43: 409-420. PMID: 9350349, DOI: 10.1080/15216549700204201.Peer-Reviewed Original ResearchConceptsMultiple cellular proteinsCellular proteinsHeterologous gene expressionHuman chromosome 19Multi-functional proteinMajor regulatory proteinSite-specific integrationAAV DNA replicationLarge T antigenRep78 proteinReplication proteinsDNA replicationProtein interactionsRegulatory proteinsTranscriptional levelChromosome 19Rep78Assay systemGene expressionCellular extractsT antigenProteinAAV DNASpecific integrationCoimmunoprecipitation
1996
The adeno-associated virus Rep78 major regulatory/transformation suppressor protein binds cellular Sp1 in vitro and evidence of a biological effect.
Hermonat PL, Santin AD, Batchu RB. The adeno-associated virus Rep78 major regulatory/transformation suppressor protein binds cellular Sp1 in vitro and evidence of a biological effect. Cancer Research 1996, 56: 5299-304. PMID: 8912872.Peer-Reviewed Original ResearchConceptsCellular Sp1Cellular transcription factor Sp1Transformation suppressor proteinRNA polymerase IITranscription factor Sp1Transcription initiation processHuman chromosome 19Sp1-dependent promotersLong terminal repeat promoterSite-specific integrationAAV DNA replicationFactor Sp1Polymerase IISp1 DNAPossible downstream effectsDNA replicationCoimmunoprecipitation analysisMultifunctional proteinSuppressor proteinBiological effectsAmino halfHeterologous promoterChromosome 19H-RasTranscriptional activityRole of the terminal repeat GAGC trimer, the major Rep78 binding site, in adeno‐associated virus DNA replication
Bishop BM, Santin AD, Quirk JG, Hermonat PL. Role of the terminal repeat GAGC trimer, the major Rep78 binding site, in adeno‐associated virus DNA replication. FEBS Letters 1996, 397: 97-100. PMID: 8941722, DOI: 10.1016/s0014-5793(96)01149-0.Peer-Reviewed Original Research