1994
An intrinsic guanine nucleotide exchange inhibitor in Gi2 alpha. Significance of G-protein self-suppression which antagonizes receptor signal.
Okamoto T, Murayama Y, Strittmatter SM, Katada T, Asano S, Ogata E, Nishimoto I. An intrinsic guanine nucleotide exchange inhibitor in Gi2 alpha. Significance of G-protein self-suppression which antagonizes receptor signal. Journal Of Biological Chemistry 1994, 269: 13756-13759. PMID: 8188651, DOI: 10.1016/s0021-9258(17)36711-x.Peer-Reviewed Original ResearchConceptsIntrinsic guanineHeterotrimeric G-protein familyG proteinsReceptor signalsGi2 alphaG protein familyProto-oncogene productProtein familyC-terminusResidues 338Alpha subunitReceptor polypeptideBasal activityAlpha activationPolypeptideGuanineReceptor stimulationAlphaExchange inhibitorInhibitorsReceptorsTerminusSubunitsProteinGi2Activated mutants of the alpha subunit of G(o) promote an increased number of neurites per cell
Strittmatter S, Fishman M, Zhu X. Activated mutants of the alpha subunit of G(o) promote an increased number of neurites per cell. Journal Of Neuroscience 1994, 14: 2327-2338. PMID: 8158271, PMCID: PMC6577129, DOI: 10.1523/jneurosci.14-04-02327.1994.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceCell LineChlorocebus aethiopsDNA PrimersDose-Response Relationship, DrugGTP-Binding ProteinsIntercellular Signaling Peptides and ProteinsKineticsMacromolecular SubstancesMolecular Sequence DataMutagenesis, Site-DirectedNeuritesNeuroblastomaPC12 CellsPeptidesPertussis ToxinPoint MutationTransfectionTumor Cells, CulturedVirulence Factors, BordetellaWasp VenomsConceptsAlpha oNumber of neuritesPertussis toxin-sensitive G proteinToxin-sensitive G proteinGrowth conesAlpha subunitG proteinsNeurite outgrowthTotal neurite lengthN1E-115 cellsAlpha i2Activated alpha subunitNeuroblastoma cellsNeurite numberNeurite lengthNeuronal growth conesAlpha sOncogenic mutationsActivation stateO mutantsActivationNeuritesCellsPoint mutationsSubunits
1993
Functional expression of sodium channel mutations identified in families with periodic paralysis
Cannon S, Strittmatter S. Functional expression of sodium channel mutations identified in families with periodic paralysis. Neuron 1993, 10: 317-326. PMID: 8382500, DOI: 10.1016/0896-6273(93)90321-h.Peer-Reviewed Original ResearchConceptsSodium channel alpha subunitChannel alpha subunitAlpha subunitFunctional expressionMammalian cell linesSame functional defectSodium channel mutationsBenign polymorphismsSingle-channel conductanceMutationsChannel mutationsCell linesSubunitsMyotubesFunctional defectsPeriodic paralysisProcess of inactivationPotassium dependenceNoninactivating componentNew regionsInactivationExpressionPolymorphismSodium currentFamily
1991
An intracellular guanine nucleotide release protein for G0. GAP-43 stimulates isolated alpha subunits by a novel mechanism.
Strittmatter SM, Valenzuela D, Sudo Y, Linder ME, Fishman MC. An intracellular guanine nucleotide release protein for G0. GAP-43 stimulates isolated alpha subunits by a novel mechanism. Journal Of Biological Chemistry 1991, 266: 22465-22471. PMID: 1834672, DOI: 10.1016/s0021-9258(18)54595-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrainCattleGAP-43 ProteinGTP-Binding ProteinsGuanine NucleotidesGuanosine 5'-O-(3-Thiotriphosphate)Guanosine DiphosphateGuanosine TriphosphateKineticsLiposomesMacromolecular SubstancesMembrane GlycoproteinsNADNerve Tissue ProteinsPertussis ToxinPhosphatidylcholinesPhosphoproteinsProtein BindingRatsRecombinant ProteinsVirulence Factors, BordetellaConceptsG proteinsMembrane-associated G proteinsGAP-43Novel mechanismG protein-coupled receptorsG protein-coupled membrane receptorsIntracellular guanine nucleotidesGuanine nucleotidesProtein-coupled receptorsCytosolic faceGTP gamma S bindingRegions of neuronsGTPase activityGDP releaseAlpha s.Alpha subunitAlpha i1Alpha oMembrane receptorsNeuronal proteinsBeta gammaGTP gamma SProteinGamma S bindingGrowth cones