2001
Gα16 Couples Chemoattractant Receptors to NF-κB Activation
Yang M, Sang H, Rahman A, Wu D, Malik A, Ye R. Gα16 Couples Chemoattractant Receptors to NF-κB Activation. The Journal Of Immunology 2001, 166: 6885-6892. PMID: 11359849, DOI: 10.4049/jimmunol.166.11.6885.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusAmino Acid SubstitutionCell NucleusEnzyme ActivationGenes, ReporterGlutamineGTP-Binding Protein alpha Subunits, Gq-G11HeLa CellsHeterotrimeric GTP-Binding ProteinsHumansIsoenzymesLeucineLuciferasesNF-kappa BPhospholipase C betaReceptors, ChemokineReceptors, Formyl PeptideReceptors, ImmunologicReceptors, PeptideSignal TransductionTrans-ActivatorsTransfectionType C PhospholipasesConceptsNF-kappaB activationFormyl peptide receptorChemoattractant receptorsPeptide receptorCXC chemokine receptor 2NF-kappaB.Chemokine receptor 2Regulatory protein alpha subunitNF-κB activationLuciferase activityProtein kinase CKappaB-luciferase activityPhosphorylation of IkappaBalphaPhospholipase C-beta activityC3a receptorReceptor 2Seven-membrane-spanning receptorsAgonist stimulationConventional PKC isoformsPharmacological inhibitorsLuciferase reporterReceptorsHemopoietic cellsProtein alpha subunitsCell model system
2000
Protein Phosphatase 2Cα Dephosphorylates Axin and Activates LEF-1-dependent Transcription*
Wu D, Strovel E, Sussman D. Protein Phosphatase 2Cα Dephosphorylates Axin and Activates LEF-1-dependent Transcription*. Journal Of Biological Chemistry 2000, 275: 2399-2403. PMID: 10644691, DOI: 10.1074/jbc.275.4.2399.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAnimalsAxin ProteinCOS CellsDishevelled ProteinsDNA-Binding ProteinsEnzyme ActivationJNK Mitogen-Activated Protein KinasesLymphoid Enhancer-Binding Factor 1Mitogen-Activated Protein KinasesPhosphoprotein PhosphatasesPhosphoproteinsPhosphorylationPrecipitin TestsProtein BindingProtein Phosphatase 2Protein Phosphatase 2CProteinsRepressor ProteinsSaccharomyces cerevisiae ProteinsSignal TransductionTranscription FactorsTranscriptional ActivationConceptsLEF-1-dependent transcriptionWnt signal transductionSignal transductionExpression of PP2CProtein phosphatase 2CalphaProtein phosphatase 2CαTwo-hybrid systemDishevelled gene familyReporter gene assayGene familyPositive regulatorCytoplasmic proteinsPP2CNegative regulatorAxinWnt-1Gene assayTranscriptionTransductionRegulatorSynergistic responseProteinExpressionDephosphorylationRepression
1999
Suppression of Glycogen Synthase Kinase Activity Is Not Sufficient for Leukemia Enhancer Factor-1 Activation*
Yuan H, Mao J, Li L, Wu D. Suppression of Glycogen Synthase Kinase Activity Is Not Sufficient for Leukemia Enhancer Factor-1 Activation*. Journal Of Biological Chemistry 1999, 274: 30419-30423. PMID: 10521419, DOI: 10.1074/jbc.274.43.30419.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAdaptor Proteins, Signal TransducingAnimalsAxin ProteinBeta CateninCalcium-Calmodulin-Dependent Protein KinasesCarrier ProteinsCytoskeletal ProteinsDNA-Binding ProteinsEnzyme ActivationGenes, ReporterGlycogen Synthase Kinase 3Glycogen Synthase KinasesLuciferasesLymphoid Enhancer-Binding Factor 1MiceNeoplasm ProteinsPhosphorylationProtein Serine-Threonine KinasesProtein-Tyrosine KinasesProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-aktRecombinant ProteinsRepressor ProteinsSignal TransductionTrans-ActivatorsTranscription FactorsTranscription, GeneticTransfectionWnt ProteinsWnt1 ProteinZebrafish ProteinsConceptsGlycogen synthase kinase-3LEF-1-dependent transcriptionKinase activityWnt proteinsWnt-1Glycogen synthase kinase activitySynthase kinase activityProtein kinase AktSynthase kinase-3Enhancer factor-1Kinase AktAxinKinase 3MAktPeptide substratesReduced associationAktPhe residueTyr-216Factor 1TranscriptionFRATProteinActivationAdditional mechanismDishevelled Proteins Lead to Two Signaling Pathways REGULATION OF LEF-1 AND c-Jun N-TERMINAL KINASE IN MAMMALIAN CELLS*
Li L, Yuan H, Xie W, Mao J, Caruso A, McMahon A, Sussman D, Wu D. Dishevelled Proteins Lead to Two Signaling Pathways REGULATION OF LEF-1 AND c-Jun N-TERMINAL KINASE IN MAMMALIAN CELLS*. Journal Of Biological Chemistry 1999, 274: 129-134. PMID: 9867820, DOI: 10.1074/jbc.274.1.129.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAdaptor Proteins, Signal TransducingAnimalsBeta CateninCalcium-Calmodulin-Dependent Protein KinasesCell Cycle ProteinsCOS CellsCytoskeletal ProteinsDishevelled ProteinsDNA-Binding ProteinsEnzyme ActivationJNK Mitogen-Activated Protein KinasesLymphoid Enhancer-Binding Factor 1MiceMitogen-Activated Protein KinasesPhosphoproteinsSignal TransductionTrans-ActivatorsTranscription FactorsTranscription, GeneticUp-RegulationConceptsJNK activationMammalian cellsT-cell factorSmall G proteinsC-Jun N-terminal kinaseDominant negative mutantBeta-catenin levelsDifferent signaling pathwaysCOS-7 cellsN-terminal kinaseC-Jun NDishevelled proteinsDvl proteinsDEP domainDependent transcriptionNegative mutantPathway regulationKinase activityLEF-1Transcription activitySignaling pathwaysG proteinsNovel pathwayCell factorProtein
1998
Identification of a Structural Element in Phospholipase C β2 That Interacts with G Protein βγ Subunits*
Sankaran B, Osterhout J, Wu D, Smrcka A. Identification of a Structural Element in Phospholipase C β2 That Interacts with G Protein βγ Subunits*. Journal Of Biological Chemistry 1998, 273: 7148-7154. PMID: 9507029, DOI: 10.1074/jbc.273.12.7148.Peer-Reviewed Original Research
1997
Roles of phospholipase C β2 in chemoattractant-elicited responses
Jiang H, Kuang Y, Wu Y, Xie W, Simon M, Wu D. Roles of phospholipase C β2 in chemoattractant-elicited responses. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 7971-7975. PMID: 9223297, PMCID: PMC21539, DOI: 10.1073/pnas.94.15.7971.Peer-Reviewed Original Research
1996
Pertussis Toxin-sensitive Activation of Phospholipase C by the C5a and fMet-Leu-Phe Receptors*
Jiang H, Kuang Y, Wu Y, Smrcka A, Simon M, Wu D. Pertussis Toxin-sensitive Activation of Phospholipase C by the C5a and fMet-Leu-Phe Receptors*. Journal Of Biological Chemistry 1996, 271: 13430-13434. PMID: 8662841, DOI: 10.1074/jbc.271.23.13430.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntigens, CDCell LineEnzyme ActivationGTP-Binding ProteinsMolecular Sequence DataPertussis ToxinReceptor, Anaphylatoxin C5aReceptors, ComplementReceptors, Formyl PeptideReceptors, ImmunologicReceptors, PeptideSignal TransductionTransfectionType C PhospholipasesVirulence Factors, BordetellaConceptsPLC-beta3PTX-sensitive G proteinsG proteinsFMet-LeuGbetagamma subunitsCOS-7 cellsPhospholipase CPLC-beta2Receptor-mediated PLC activationPTX-sensitive mannerFMLP-mediated activationPertussis toxinPhe receptorCell activationGi proteinsChemoattractant receptorsReceptorsPLC activationC5aBeta2Gq classActivationBeta3Betagamma subunitsSignal transduction pathways
1995
Selective Coupling of β2-Adrenergic Receptor to Hematopoietic-specific G Proteins (∗)
Wu D, Kuang Y, Wu Y, Jiang H. Selective Coupling of β2-Adrenergic Receptor to Hematopoietic-specific G Proteins (∗). Journal Of Biological Chemistry 1995, 270: 16008-16010. PMID: 7608160, DOI: 10.1074/jbc.270.27.16008.Peer-Reviewed Original ResearchConceptsG alpha 16G alpha 15G alpha 11G alpha qG alpha 14Alpha 14Alpha 11Alpha qPhospholipase CAlpha 15G beta gammaAR agonist isoprenalineAlpha 16Norepinephrine-induced increaseNorepinephrine-induced activationG proteinsActivation of PLCCOS-7 cellsReceptor-mediated activationAccumulation of inositolConcentration-dependent mannerAntagonist propranololCotransfected cellsΒ2-adrenergic receptorAgonist isoprenaline
1994
Activation of phospholipase C beta 4 by heterotrimeric GTP-binding proteins.
Jiang H, Wu D, Simon M. Activation of phospholipase C beta 4 by heterotrimeric GTP-binding proteins. Journal Of Biological Chemistry 1994, 269: 7593-7596. PMID: 8125982, DOI: 10.1016/s0021-9258(17)37328-3.Peer-Reviewed Original ResearchConceptsPhospholipase C beta 4Beta 4PLC-beta 4C beta 4Gq classBeta 2 gamma 2Beta 1 gamma 2G alpha 15Alpha subunitG alpha 11G alpha qG alpha 16Gamma 2G beta gamma subunitsG alpha 14G beta 1 gamma 2Alpha 14Beta 1 gamma 1Beta gamma subunitsBeta 1 isoformAlpha 11Alpha qAlpha 15Heterotrimeric GTPGamma subunits
1993
G Protein-Coupled Signal Transduction Pathways for Interleukin-8
Wu D, LaRosa G, Simon M. G Protein-Coupled Signal Transduction Pathways for Interleukin-8. Science 1993, 261: 101-103. PMID: 8316840, DOI: 10.1126/science.8316840.Peer-Reviewed Original ResearchConceptsIL-8 receptorsInterleukin-8Free beta gamma subunitsPertussis toxin-sensitive G proteinToxin-sensitive G proteinIL-8 actsPhospholipase CSpecific heterotrimeric G proteinsAnti-inflammatory agentsG alpha 15G proteinsG alpha 11G alpha qG alpha 16G protein GiBeta 2 isoformG alpha 14Inflammatory responseAlpha 14Beta gamma subunitsProtein GiAlpha 11Alpha qMajor mediatorAlpha 15Identification of critical regions on phospholipase C-beta 1 required for activation by G-proteins.
Wu D, Jiang H, Katz A, Simon M. Identification of critical regions on phospholipase C-beta 1 required for activation by G-proteins. Journal Of Biological Chemistry 1993, 268: 3704-3709. PMID: 8381437, DOI: 10.1016/s0021-9258(18)53750-9.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCarbacholCell LineCloning, MolecularEnzyme ActivationGTP-Binding ProteinsInositol PhosphatesKineticsMolecular Sequence DataMutagenesisNorepinephrinePhosphatidylinositol Diacylglycerol-LyasePhosphoric Diester HydrolasesPlasmidsReceptors, MuscarinicRecombinant ProteinsRestriction MappingSequence DeletionTransfectionConceptsG alpha q.PLC-beta 1COS-7 cellsG alpha qAlpha q.Alpha subunitG protein alpha subunitsAlpha qMuscarinic acetylcholine receptor type 1G alpha subunitsPhosphoinositide-specific phospholipase CIntrinsic enzymatic activitySpecific deletionAmino acid sequenceLigand-induced releasePhospholipase C beta 1C beta 1CDNA clonesAcid sequenceC-terminusG proteinsTerminal endDependent activationPhospholipase CAlpha 1C-adrenergic receptor
1992
Subunits βγ of heterotrimeric G protein activate β2 isoform of phospholipase C
Katz A, Wu D, Simon M. Subunits βγ of heterotrimeric G protein activate β2 isoform of phospholipase C. Nature 1992, 360: 686-689. PMID: 1465134, DOI: 10.1038/360686a0.Peer-Reviewed Original ResearchConceptsΑ-subunitG proteinsExchange of GDPVitro reconstitution experimentsReceptor-mediated releaseDifferent G proteinsFree GβγPhospholipase C activationGβγ complexG proteins resultsGα subunitsHL-60 cellsGβγ subunitsTransfection assaysPertussis toxinΓ subunitProtein resultsGβγReconstitution experimentsDifferent isoformsSpecific receptorsΒ2 isoformPhospholipase CΒ1 isoformsSubunitsActivation of phospholipase C by alpha 1-adrenergic receptors is mediated by the alpha subunits of Gq family.
Wu D, Katz A, Lee C, Simon M. Activation of phospholipase C by alpha 1-adrenergic receptors is mediated by the alpha subunits of Gq family. Journal Of Biological Chemistry 1992, 267: 25798-25802. PMID: 1334487, DOI: 10.1016/s0021-9258(18)35680-1.Peer-Reviewed Original ResearchConceptsG alpha 11G alpha 16G alpha qG alpha 14Alpha 14Phospholipase C beta 1C beta 1Alpha 11Alpha qBeta 1C receptorAlpha 16Cos-7 cellsPhospholipase CAlpha 1Subtypes of alphaRegulatory protein alpha subunitFunctional couplingG alpha subunitsAlpha subunitInositol phosphate releaseG alpha q/G alpha 11Synergistic responseReceptor subtypesSame assay systemActivation of phospholipase C by the alpha subunits of the Gq and G11 proteins in transfected Cos-7 cells.
Wu D, Lee C, Rhee S, Simon M. Activation of phospholipase C by the alpha subunits of the Gq and G11 proteins in transfected Cos-7 cells. Journal Of Biological Chemistry 1992, 267: 1811-1817. PMID: 1309799, DOI: 10.1016/s0021-9258(18)46018-8.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntibodiesCell LineCell MembraneEnzyme ActivationGTP-Binding ProteinsGuanosine 5'-O-(3-Thiotriphosphate)InositolInositol PhosphatesIsoenzymesKineticsMacromolecular SubstancesMolecular Sequence DataMutagenesis, Site-DirectedPeptidesPhosphatidylinositol Diacylglycerol-LyasePhosphoinositide Phospholipase CPhosphoric Diester HydrolasesTransfectionType C PhospholipasesConceptsG alpha 11G alpha qCos-7 cellsG alpha zAlpha qPI-PLCAlpha 11Alpha subunitAlpha zG protein alpha subunitsProtein alpha subunitsAlpha-subunit cDNAHigh steady-state levelsPhospholipase C beta 1Introduction of mutationsCell-free systemHigh-efficiency transient transfectionG protein activationC beta 1Glutamine 205Steady-state levelsBeta 1Transient transfectionProtein activationLeucine mutant