2001
The Sonic Hedgehog Receptor Patched Associates with Caveolin-1 in Cholesterol-rich Microdomains of the Plasma Membrane* 210
Karpen H, Bukowski J, Hughes T, Gratton J, Sessa W, Gailani M. The Sonic Hedgehog Receptor Patched Associates with Caveolin-1 in Cholesterol-rich Microdomains of the Plasma Membrane* 210. Journal Of Biological Chemistry 2001, 276: 19503-19511. PMID: 11278759, DOI: 10.1074/jbc.m010832200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBinding SitesBlotting, WesternCaveolin 1CaveolinsCell MembraneCholesterolCOS CellsDNA, ComplementaryDrosophila ProteinsElectrophoresis, Polyacrylamide GelGlutathione TransferaseHumansImmunohistochemistryMembrane MicrodomainsMembrane ProteinsMicroscopy, ConfocalModels, BiologicalMolecular Sequence DataMutationPatched ReceptorsPrecipitin TestsProtein BindingProtein Structure, TertiaryProtein TransportReceptors, Cell SurfaceReceptors, G-Protein-CoupledRecombinant Fusion ProteinsSignal TransductionSmoothened ReceptorSubcellular FractionsTime FactorsConceptsCholesterol-rich microdomainsRaft microdomainsCaveolin-1Receptor complexEarly embryonic patterningFractionation studiesHedgehog receptor complexCaveolin-enriched microdomainsBuoyant density fractionsEmbryonic patterningHh proteinsLipid raftsSubcellular localizationPlasma membranePatchedPlasmalemmal cholesterolProtein experimentsImmunoprecipitation studiesSmoothenedMicrodomainsConfocal microscopyImmunocytochemistry dataComplexesMembraneDrosophila
2000
Membrane Estrogen Receptor Engagement Activates Endothelial Nitric Oxide Synthase via the PI3-Kinase–Akt Pathway in Human Endothelial Cells
Haynes M, Sinha D, Russell K, Collinge M, Fulton D, Morales-Ruiz M, Sessa W, Bender J. Membrane Estrogen Receptor Engagement Activates Endothelial Nitric Oxide Synthase via the PI3-Kinase–Akt Pathway in Human Endothelial Cells. Circulation Research 2000, 87: 677-682. PMID: 11029403, DOI: 10.1161/01.res.87.8.677.Peer-Reviewed Original ResearchMeSH KeywordsAdenoviridaeBinding SitesCell MembraneCells, CulturedChromonesEndothelium, VascularEnzyme InhibitorsEstradiolGenes, DominantHumansMorpholinesNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIIPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktReceptors, EstrogenSerum Albumin, BovineSignal TransductionTransduction, GeneticConceptsPI3-kinaseKinase-Akt pathwayDominant-negative AktPI3-kinase inhibitorRapid eNOS phosphorylationRapid Akt phosphorylationActivation of eNOSAkt-dependent pathwayEndothelial nitric oxide synthaseAkt substratePhosphatidylinositol 3ENOS phosphorylationCritical residuesSerine 473Human endothelial cellsEstrogen receptor antagonist ICI 182Cell membrane sitesHuman endothelial cell lineAkt pathwayAkt phosphorylationPhosphorylationReceptor engagementEndothelial cell lineActivation eventsFunctional involvement
1999
Caveolins, Liquid-Ordered Domains, and Signal Transduction
Smart E, Graf G, McNiven M, Sessa W, Engelman J, Scherer P, Okamoto T, Lisanti M. Caveolins, Liquid-Ordered Domains, and Signal Transduction. Molecular And Cellular Biology 1999, 19: 7289-7304. PMID: 10523618, PMCID: PMC84723, DOI: 10.1128/mcb.19.11.7289.Peer-Reviewed Original ResearchTrafficking of Endothelial Nitric-oxide Synthase in Living Cells QUANTITATIVE EVIDENCE SUPPORTING THE ROLE OF PALMITOYLATION AS A KINETIC TRAPPING MECHANISM LIMITING MEMBRANE DIFFUSION*
Sowa G, Liu J, Papapetropoulos A, Rex-Haffner M, Hughes T, Sessa W. Trafficking of Endothelial Nitric-oxide Synthase in Living Cells QUANTITATIVE EVIDENCE SUPPORTING THE ROLE OF PALMITOYLATION AS A KINETIC TRAPPING MECHANISM LIMITING MEMBRANE DIFFUSION*. Journal Of Biological Chemistry 1999, 274: 22524-22531. PMID: 10428829, DOI: 10.1074/jbc.274.32.22524.Peer-Reviewed Original ResearchConceptsPlasma membraneENOS-GFPFluorescent protein fusion constructsProtein-protein interactionsRole of palmitoylationProtein fusion constructsLipid bilayersRate of traffickingEndothelial cell line ECV304Endothelial nitric oxide synthasePalmitoylation stateCellular domainsFusion constructsPerinuclear regionLiving cellsProtein diffusionFluorescence recoveryRegulation of eNOSMembrane markersPalmitoylationMutantsGolgiTraffickingMembrane diffusionEndothelial cells
1996
Palmitoylation of Endothelial Nitric Oxide Synthase Is Necessary for Optimal Stimulated Release of Nitric Oxide: Implications for Caveolae Localization †
Liu J, García-Cardeña G, Sessa W. Palmitoylation of Endothelial Nitric Oxide Synthase Is Necessary for Optimal Stimulated Release of Nitric Oxide: Implications for Caveolae Localization †. Biochemistry 1996, 35: 13277-13281. PMID: 8873592, DOI: 10.1021/bi961720e.Peer-Reviewed Original ResearchConceptsPalmitoylation-deficient mutantMembrane associationN-myristoylationWT enzymeLocalization of eNOSActivation of eNOSEndothelial nitric oxide synthaseCaveolae membranesCaveolar localizationPalmitoylationCysteine palmitoylationWT proteinGolgi complexMutantsIntact cellsCaveolaeVivo significanceHigh saltEnzymeCellsSynthaseNitric oxide synthaseTriton XLocalizationImportant role