1998
A single amino acid substitution in a WW‐like domain of diverse members of the PDGF receptor subfamily of tyrosine kinases causes constitutive receptor activation
Irusta P, DiMaio D. A single amino acid substitution in a WW‐like domain of diverse members of the PDGF receptor subfamily of tyrosine kinases causes constitutive receptor activation. The EMBO Journal 1998, 17: 6912-6923. PMID: 9843497, PMCID: PMC1171039, DOI: 10.1093/emboj/17.23.6912.Peer-Reviewed Original ResearchMeSH KeywordsAlanineAmino Acid SequenceAmino Acid SubstitutionAnimalsBinding SitesCell Line, TransformedCloning, MolecularDimerizationEnzyme ActivationHumansInterleukin-3LigandsMiceMolecular Sequence DataMutagenesis, Site-DirectedPeptidesPhosphorylationPolymerase Chain ReactionReceptor Protein-Tyrosine KinasesReceptor, Platelet-Derived Growth Factor betaReceptors, Platelet-Derived Growth FactorSequence Homology, Amino AcidStructure-Activity RelationshipTyrosineValineConceptsTyrosine kinase activityKinase activityTyrosine kinasePlatelet-derived growth factor beta receptorCytoplasmic juxtamembrane domainPDGF receptorSignal transduction proteinsWW-like domainTransmembrane receptor tyrosine kinaseProtein-protein interactionsBa/F3 cellsGST fusion proteinSingle amino acid substitutionConstitutive receptor activationGrowth factor beta receptorAbsence of ligandReceptor tyrosine kinasesAmino acid substitutionsSequence PPXYTransduction proteinsWW domainsCellular functionsJuxtamembrane regionTyrosine phosphorylationAlanine substitutionsOncogenic activation of the PDGF β receptor by the transmembrane domain of p185neu*
Petti L, Irusta P, DiMaio D. Oncogenic activation of the PDGF β receptor by the transmembrane domain of p185neu*. Oncogene 1998, 16: 843-851. PMID: 9484775, DOI: 10.1038/sj.onc.1201590.Peer-Reviewed Original ResearchConceptsBa/F3 cellsTransmembrane domainBa/F3 hematopoietic cellsF3 cellsWild-type PDGF receptorNovel tyrosine phosphorylated proteinsIL-3-independent growthTyrosine phosphorylated proteinsDistinct signaling pathwaysWild-type PDGFLevels of phosphotyrosineWild-type receptorIL-3Β receptorPDGF β-receptorPhosphorylated proteinsTyrosine autophosphorylationOncogenic formsKinase activityMouse C127Receptor homodimerizationOncogenic activationSignaling pathwaysChimeric receptorsFoci formation
1997
Identification of amino acids in the transmembrane and juxtamembrane domains of the platelet-derived growth factor receptor required for productive interaction with the bovine papillomavirus E5 protein
Petti L, Reddy V, Smith S, DiMaio D. Identification of amino acids in the transmembrane and juxtamembrane domains of the platelet-derived growth factor receptor required for productive interaction with the bovine papillomavirus E5 protein. Journal Of Virology 1997, 71: 7318-7327. PMID: 9311809, PMCID: PMC192076, DOI: 10.1128/jvi.71.10.7318-7327.1997.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBovine papillomavirus 1CattleCell LineCell MembraneErbB ReceptorsHumansInterleukin-3KineticsLeucineLysineMiceMolecular Sequence DataMutagenesis, Site-DirectedOncogene Proteins v-sisOncogene Proteins, ViralPoint MutationPolymerase Chain ReactionProtein Structure, SecondaryRatsReceptor, ErbB-2Receptor, Platelet-Derived Growth Factor betaReceptors, Platelet-Derived Growth FactorReceptors, VirusRecombinant Fusion ProteinsRetroviridae Proteins, OncogenicSequence AlignmentThreonineTransfectionConceptsBovine papillomavirus E5 proteinE5 proteinTransmembrane domainPDGF beta receptorAmino acidsCellular platelet-derived growth factor (PDGF) beta receptorReceptor mutantsJuxtamembrane domainPlatelet-derived growth factor beta receptorPutative transmembrane domainsMurine Ba/F3 cellsCarboxyl-terminal domainBa/F3 cellsV-sisReceptor tyrosine phosphorylationExtracellular juxtamembrane domainGrowth factor beta receptorSpecific amino acidsProductive interactionReceptor activationPlatelet-derived growth factor receptorAcidic amino acidsComplex formationThreonine residuesBeta receptors
1995
Ligand-Independent Activation of the Platelet-Derived Growth Factor β Receptor: Requirements for Bovine Papillomavirus E5-Induced Mitogenic Signaling
Drummond-Barbosa D, Vaillancourt R, Kazlauskas A, DiMaio D. Ligand-Independent Activation of the Platelet-Derived Growth Factor β Receptor: Requirements for Bovine Papillomavirus E5-Induced Mitogenic Signaling. Molecular And Cellular Biology 1995, 15: 2570-2581. PMID: 7739538, PMCID: PMC230487, DOI: 10.1128/mcb.15.5.2570.Peer-Reviewed Original ResearchConceptsE5 proteinPDGF beta receptorTyrosine phosphorylationMitogenic signalsMitogenic signalingReceptor mutantsSH2 domain-containing proteinsPlatelet-derived growth factor beta receptorPDGF beta receptor tyrosine kinaseDomain-containing proteinsPhosphorylation of substratesInterleukin-3Tyrosine phosphorylation sitesGrowth factor β receptorBa/F3 cellsReceptor tyrosine phosphorylationGrowth factor beta receptorLigand-independent activationReceptor tyrosine kinasesTyrosine kinase activityBovine papillomavirus E5Beta receptorsComplex formationPhosphorylation sitesReceptor autophosphorylation