2006
Essential Role for Rac in Heregulin β1 Mitogenic Signaling: a Mechanism That Involves Epidermal Growth Factor Receptor and Is Independent of ErbB4
Yang C, Liu Y, Lemmon MA, Kazanietz MG. Essential Role for Rac in Heregulin β1 Mitogenic Signaling: a Mechanism That Involves Epidermal Growth Factor Receptor and Is Independent of ErbB4. Molecular And Cellular Biology 2006, 26: 831-842. PMID: 16428439, PMCID: PMC1347034, DOI: 10.1128/mcb.26.3.831-842.2006.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, BlockingBreast NeoplasmsCell MovementCell ProliferationEnzyme ActivationErbB ReceptorsFemaleHumansNeoplasm ProteinsNeuregulin-1Phosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsProtein Kinase InhibitorsProto-Oncogene Proteins c-aktReceptor, ErbB-2Receptor, ErbB-3Receptor, ErbB-4RNA InterferenceSrc-Family KinasesTumor Cells, CulturedConceptsExtracellular signal-regulated kinaseHeregulin beta1RNA interferenceBreast cancer cellsCancer cellsActin cytoskeleton reorganizationDepletion of Rac1Activation of RacInactivation of RacTransactivation of EGFRSignal-regulated kinaseErbB receptor inhibitorsEpidermal growth factor receptorRho GTPasesMitogenic signalingRac activationRac GTPaseEpidermal growth factorGrowth factor receptorCytoskeleton reorganizationDownstream effectorsMitogenic activityCancer cell proliferationERK activationBreast cancer cell proliferation
2000
Structural Basis for Discrimination of 3-Phosphoinositides by Pleckstrin Homology Domains
Ferguson K, Kavran J, Sankaran V, Fournier E, Isakoff S, Skolnik E, Lemmon M. Structural Basis for Discrimination of 3-Phosphoinositides by Pleckstrin Homology Domains. Molecular Cell 2000, 6: 373-384. PMID: 10983984, DOI: 10.1016/s1097-2765(00)00037-x.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAmino Acid SequenceBinding SitesBlood ProteinsCrystallography, X-RayFatty AcidsHydrogen BondingInositol PhosphatesLipoproteinsModels, MolecularMolecular Sequence DataPhosphatidylinositol 3-KinasesPhosphatidylinositolsProtein Structure, SecondarySequence AlignmentSequence Homology, Amino AcidSignal TransductionSrc Homology DomainsSubstrate SpecificityConceptsPleckstrin homology domainPH domainHomology domainDifferent PH domainsPhosphoinositide specificityMembrane recruitmentProtein modulesCellular signalingStructural basisHost proteinsSecond messengerMajor PIAmino acidsX-ray crystal structureProteinDomainPhosphoinositideHead groupsSignalingMessengerBindsCrystal structureRecruitment
1998
Specificity and Promiscuity in Phosphoinositide Binding by Pleckstrin Homology Domains*
Kavran J, Klein D, Lee A, Falasca M, Isakoff S, Skolnik E, Lemmon M. Specificity and Promiscuity in Phosphoinositide Binding by Pleckstrin Homology Domains*. Journal Of Biological Chemistry 1998, 273: 30497-30508. PMID: 9804818, DOI: 10.1074/jbc.273.46.30497.Peer-Reviewed Original ResearchConceptsPleckstrin homology domainPH domainGrp1 PH domainD-myo-inositolParticular phosphoinositidesPhosphoinositide bindingHomology domainDependent membrane recruitmentDifferent PH domainsPH domain bindsSmall protein modulesSoluble inositol phosphatesMembrane recruitmentDomain bindsProtein modulesSpecific phosphoinositideMammalian cellsPlasma membraneSingle speciesAbundant speciesMultiple phosphoinositidesCellular membranesPhosphoinositidePI 3Clear specificityIdentification and analysis of PH domain‐containing targets of phosphatidylinositol 3‐kinase using a novel in vivo assay in yeast
Isakoff S, Cardozo T, Andreev J, Li Z, Ferguson K, Abagyan R, Lemmon M, Aronheim A, Skolnik E. Identification and analysis of PH domain‐containing targets of phosphatidylinositol 3‐kinase using a novel in vivo assay in yeast. The EMBO Journal 1998, 17: 5374-5387. PMID: 9736615, PMCID: PMC1170863, DOI: 10.1093/emboj/17.18.5374.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBlood ProteinsCell MembraneConsensus SequenceConserved SequenceFungal ProteinsModels, MolecularMutationPhosphatidylinositol 3-KinasesPhosphatidylinositol PhosphatesPhosphoproteinsProtein BindingRas ProteinsRecombinant Fusion ProteinsSaccharomyces cerevisiaeSecond Messenger SystemsSequence Homology, Amino AcidConceptsPI3K productsPH domainNon-permissive temperaturePH domain-containing proteinsRas exchange factorK productDomain-containing proteinsPleckstrin homology domainExchange factorHomology domainYeast SaccharomycesNovel cDNAConsensus sequenceFusion proteinSecond messengerCellular responsesPI3KAmino acidsHigh affinityYeastYeast growthProteinPhosphatidylinositolNovel assayPowerful approach