2023
Identification of Protein Tyrosine Phosphatase (PTP) Substrates
Perla S, Qiu B, Dorry S, Yi J, Bennett A. Identification of Protein Tyrosine Phosphatase (PTP) Substrates. Methods In Molecular Biology 2023, 2743: 123-133. PMID: 38147212, DOI: 10.1007/978-1-0716-3569-8_8.Peer-Reviewed Original Research
2020
Tyrosyl phosphorylation of PZR promotes hypertrophic cardiomyopathy in PTPN11-associated Noonan syndrome with multiple lentigines
Yi JS, Perla S, Enyenihi L, Bennett AM. Tyrosyl phosphorylation of PZR promotes hypertrophic cardiomyopathy in PTPN11-associated Noonan syndrome with multiple lentigines. JCI Insight 2020, 5 PMID: 32584792, PMCID: PMC7455087, DOI: 10.1172/jci.insight.137753.Peer-Reviewed Original ResearchConceptsProtein tyrosine phosphataseTyrosyl phosphorylationNSML micePhosphorylation-defective mutantPTPN11 mutationsS6 kinase activityPZR tyrosyl phosphorylationTyrosine phosphataseS6 kinasePathophysiological signalingKinase activityShp2 interactionMutant fibroblastsSHP2Transmembrane glycoproteinMultiple lentiginesNoonan syndromeCraniofacial defectsPTPN11 geneHeart lysatesPhosphorylationSHP2 bindingMutationsNF-κB pathwayProtein zero
1998
Epidermal Growth Factor Receptor and the Adaptor Protein p52Shc Are Specific Substrates of T-Cell Protein Tyrosine Phosphatase
Tiganis T, Bennett A, Ravichandran K, Tonks N. Epidermal Growth Factor Receptor and the Adaptor Protein p52Shc Are Specific Substrates of T-Cell Protein Tyrosine Phosphatase. Molecular And Cellular Biology 1998, 18: 1622-1634. PMID: 9488479, PMCID: PMC108877, DOI: 10.1128/mcb.18.3.1622.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAdaptor Proteins, Signal TransducingAdaptor Proteins, Vesicular TransportAnimalsBinding SitesCalcium-Calmodulin-Dependent Protein KinasesCell NucleusCOS CellsCytoplasmEndoplasmic ReticulumEpidermal Growth FactorErbB ReceptorsGRB2 Adaptor ProteinHeLa CellsHumansMiceMitogen-Activated Protein Kinase 1MutagenesisPhosphorylationPhosphotyrosineProtein Tyrosine Phosphatase, Non-Receptor Type 2Protein Tyrosine PhosphatasesProteinsProtein-Tyrosine KinasesShc Signaling Adaptor ProteinsSrc Homology 2 Domain-Containing, Transforming Protein 1Substrate SpecificityTyrosineConceptsT-cell protein tyrosine phosphataseSubstrate-trapping mutantEpidermal growth factor receptorProtein tyrosine phosphatasePTyr proteinsTyrosine phosphataseGrowth factor receptorPTP active siteTyrosine phosphorylated proteinsEGF-induced activationFactor receptorAlternative splicingCellular contextCOS cellsP52ShcNuclear formTC45Endoplasmic reticulumCatalytic acidSpecific substratesProteinMutantsComplex formationSpecific sitesEGF
1993
Activation of the SH2-containing phosphotyrosine phosphatase SH-PTP2 by its binding site, phosphotyrosine 1009, on the human platelet-derived growth factor receptor.
Lechleider R, Sugimoto S, Bennett A, Kashishian A, Cooper J, Shoelson S, Walsh C, Neel B. Activation of the SH2-containing phosphotyrosine phosphatase SH-PTP2 by its binding site, phosphotyrosine 1009, on the human platelet-derived growth factor receptor. Journal Of Biological Chemistry 1993, 268: 21478-21481. PMID: 7691811, DOI: 10.1016/s0021-9258(20)80562-6.Peer-Reviewed Original ResearchConceptsSH-PTP2Platelet-derived growth factor receptorGrowth factor receptorPhosphotyrosyl peptidesFactor receptorSrc homology 2 domainHuman platelet-derived growth factor receptorIntrinsic tyrosine kinase activityPeptide competition assaysTyrosine kinase activitySH2 domainPhosphorylation sitesSignal transductionKinase activityMajor binding siteImmunoprecipitation studiesCompetition assaysTyrosyl residuesBinding sitesEarly eventsProteinLigand additionActivity 5ReceptorsDocking point