2018
Regulation of Kinase Activity in the Caenorhabditis elegans EGF Receptor, LET-23
Liu L, Thaker TM, Freed DM, Frazier N, Malhotra K, Lemmon MA, Jura N. Regulation of Kinase Activity in the Caenorhabditis elegans EGF Receptor, LET-23. Structure 2018, 26: 270-281.e4. PMID: 29358026, PMCID: PMC5803352, DOI: 10.1016/j.str.2017.12.012.Peer-Reviewed Original ResearchConceptsLET-23Allosteric activatorEGF receptorAllosteric activation mechanismFull-length receptorCaenorhabditis elegansActive kinaseKinase domainAllosteric activationKinase activityReceptor dimersEGFR kinaseKinaseHuman EGFRDistinct rolesHuman counterpartActivation mechanismActivatorReceptorsElegansHeterodimerizationMutationsCrystal structureRegulationEGFR
2015
Ligand regulation of a constitutively dimeric EGF receptor
Freed DM, Alvarado D, Lemmon MA. Ligand regulation of a constitutively dimeric EGF receptor. Nature Communications 2015, 6: 7380. PMID: 26060020, PMCID: PMC4465127, DOI: 10.1038/ncomms8380.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCaenorhabditis elegansCell LineDimerizationDrosophila melanogasterErbB ReceptorsLigandsConceptsEpidermal growth factor receptorLin-3Ligand-induced receptor dimerizationInsulin receptor family membersReceptor family membersLET-23Minor structural rearrangementsDomain compositionLigand regulationGrowth factor receptorDimerization armAllosteric changesExtracellular regionOligomerization stateReceptor dimerizationMutational analysisEGF receptorFactor receptorStructural rearrangementsKey eventsCovalent dimersStructural studiesFamily membersCaenorhabditisDimers
2013
Mechanism for activation of mutated epidermal growth factor receptors in lung cancer
Brewer M, Yun CH, Lai D, Lemmon MA, Eck MJ, Pao W. Mechanism for activation of mutated epidermal growth factor receptors in lung cancer. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: e3595-e3604. PMID: 24019492, PMCID: PMC3780914, DOI: 10.1073/pnas.1220050110.Peer-Reviewed Original ResearchConceptsWT epidermal growth factor receptorEpidermal growth factor receptorTyrosine kinase domainGrowth factor receptorConformational changesAsymmetric dimer interfaceMutant epidermal growth factor receptorAllosteric conformational changeAsymmetric dimer formationFactor receptorIntermolecular regulationKinase domainEGFR tyrosine kinase domainDimer interfaceMutantsM mutantActive conformation
2010
Structural Basis for Negative Cooperativity in Growth Factor Binding to an EGF Receptor
Alvarado D, Klein DE, Lemmon MA. Structural Basis for Negative Cooperativity in Growth Factor Binding to an EGF Receptor. Cell 2010, 142: 568-579. PMID: 20723758, PMCID: PMC2925043, DOI: 10.1016/j.cell.2010.07.015.Peer-Reviewed Original ResearchConceptsEGFR extracellular regionEpidermal growth factor receptorExtracellular regionEGF receptorDifferent signaling propertiesLigand-binding eventsLigand-induced dimerizationIntracellular tyrosine kinase domainNegative cooperativityCooperative ligand bindingTyrosine kinase domainAllosteric regulationEGF-binding sitesKinase domainFactor bindingGrowth factor receptorGrowth factor bindingStructural basisLigand bindingEGFR ligandsSignaling propertiesFactor receptorReduced affinityAsymmetric dimerUnoccupied sites
2009
The Juxtamembrane Region of the EGF Receptor Functions as an Activation Domain
Brewer M, Choi SH, Alvarado D, Moravcevic K, Pozzi A, Lemmon MA, Carpenter G. The Juxtamembrane Region of the EGF Receptor Functions as an Activation Domain. Molecular Cell 2009, 34: 641-651. PMID: 19560417, PMCID: PMC2719887, DOI: 10.1016/j.molcel.2009.04.034.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBinding SitesCarcinoma, Non-Small-Cell LungCell LineCell Transformation, NeoplasticChlorocebus aethiopsCOS CellsCrystallography, X-RayDimerizationErbB ReceptorsHumansMiceModels, MolecularMutagenesis, Site-DirectedMutationNIH 3T3 CellsPhosphorylationProtein Structure, TertiaryTyrosineConceptsEpidermal growth factor receptorActivation domainJuxtamembrane regionJM regionGrowth factor receptorIntracellular juxtamembrane regionEGF receptor functionAlanine-scanning mutagenesisFactor receptorTyrosine kinase activationAsymmetric dimerTyrosine kinase domainAutoinhibitory interactionsKinase domainCellular transformationScanning mutagenesisKinase activationEGFR activationC-lobeXenograft assayCancer mutationsC-terminal 19 residuesCrystallographic approachReceptor functionExtensive contacts
2008
Ligand-induced ErbB receptor dimerization
Lemmon MA. Ligand-induced ErbB receptor dimerization. Experimental Cell Research 2008, 315: 638-648. PMID: 19038249, PMCID: PMC2667204, DOI: 10.1016/j.yexcr.2008.10.024.Peer-Reviewed Original ResearchConceptsReceptor dimerizationEGF receptorCell surfaceStructural studiesReceptor tyrosine kinasesReceptor extracellular regionExtracellular regionSimple overexpressionImportant new insightsTyrosine kinaseIntact receptorCell transformationStructural predictionsWhole receptorErbB familyErbB receptorsEGF bindingNegative cooperativityMechanistic componentsKey mechanistic componentNew insightsDimerizationReceptorsHomodimerizationKinase
2007
Ligand-Induced Structural Transitions in ErbB Receptor Extracellular Domains
Dawson JP, Bu Z, Lemmon MA. Ligand-Induced Structural Transitions in ErbB Receptor Extracellular Domains. Structure 2007, 15: 942-954. PMID: 17697999, DOI: 10.1016/j.str.2007.06.013.Peer-Reviewed Original ResearchConceptsExtracellular regionDimerization siteLow-resolution molecular envelopeEpidermal growth factor receptor (EGFR) activationGrowth factor receptor activationAutoinhibitory intramolecular interactionMajor domain rearrangementsSmall-angle X-ray scatteringReceptor extracellular domainDomain rearrangementsEGF receptorExtracellular domainLigand bindingEGFR mutantsReceptor conformationMutantsMolecular envelopeExtended conformationNew insightsReceptor activationCrystallographic studiesConformationIntramolecular interactionsReceptorsX-ray scattering
2004
ErbB3/HER3 does not homodimerize upon neuregulin binding at the cell surface
Berger MB, Mendrola JM, Lemmon MA. ErbB3/HER3 does not homodimerize upon neuregulin binding at the cell surface. FEBS Letters 2004, 569: 332-336. PMID: 15225657, DOI: 10.1016/j.febslet.2004.06.014.Peer-Reviewed Original Research
2001
The Single Transmembrane Domains of ErbB Receptors Self-associate in Cell Membranes*
Mendrola JM, Berger MB, King MC, Lemmon MA. The Single Transmembrane Domains of ErbB Receptors Self-associate in Cell Membranes*. Journal Of Biological Chemistry 2001, 277: 4704-4712. PMID: 11741943, DOI: 10.1074/jbc.m108681200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAmino Acid SequenceCell MembraneChloramphenicol O-AcetyltransferaseDimerizationDNA Mutational AnalysisErbB ReceptorsEscherichia coliGenetic VectorsGlutamic AcidHumansLigandsMaltoseModels, MolecularMolecular Sequence DataMutagenesis, Site-DirectedMutationProtein Structure, TertiaryReceptor Protein-Tyrosine KinasesReceptor, ErbB-2Receptor, ErbB-3Receptor, ErbB-4Recombinant Fusion ProteinsSequence Homology, Amino AcidValineConceptsTM domain interactionsTM domainReceptor tyrosine kinasesEpidermal growth factor receptorGrowth factor receptorDomain interactionsSingle transmembrane alpha-helixReceptor dimersTyrosine kinaseExtracellular domainErbB receptor functionEscherichia coli cell membraneSingle transmembrane domainTransmembrane alpha-helixErbB receptorsCell membraneLimited mutational analysisFactor receptorGlutamic acid mutationTransmembrane domainGxxxG motifDomain dimerMutational analysisAlpha-helixErythropoietin receptor
2000
Crystal Structure of Fibroblast Growth Factor 9 Reveals Regions Implicated in Dimerization and Autoinhibition*
Plotnikov A, Eliseenkova A, Ibrahimi O, Shriver Z, Sasisekharan R, Lemmon M, Mohammadi M. Crystal Structure of Fibroblast Growth Factor 9 Reveals Regions Implicated in Dimerization and Autoinhibition*. Journal Of Biological Chemistry 2000, 276: 4322-4329. PMID: 11060292, DOI: 10.1074/jbc.m006502200.Peer-Reviewed Original ResearchExtracellular domains drive homo‐ but not hetero‐dimerization of erbB receptors
Ferguson K, Darling P, Mohan M, Macatee T, Lemmon M. Extracellular domains drive homo‐ but not hetero‐dimerization of erbB receptors. The EMBO Journal 2000, 19: 4632-4643. PMID: 10970856, PMCID: PMC302059, DOI: 10.1093/emboj/19.17.4632.Peer-Reviewed Original Research
1998
The Pleckstrin Homology Domains of Dynamin Isoforms Require Oligomerization for High Affinity Phosphoinositide Binding*
Klein D, Lee A, Frank D, Marks M, Lemmon M. The Pleckstrin Homology Domains of Dynamin Isoforms Require Oligomerization for High Affinity Phosphoinositide Binding*. Journal Of Biological Chemistry 1998, 273: 27725-27733. PMID: 9765310, DOI: 10.1074/jbc.273.42.27725.Peer-Reviewed Original Research
1997
Dimerization of the p185neu transmembrane domain is necessary but not sufficient for transformation
Burke C, Lemmon M, Coren B, Engelman D, Stern D. Dimerization of the p185neu transmembrane domain is necessary but not sufficient for transformation. Oncogene 1997, 14: 687-696. PMID: 9038376, DOI: 10.1038/sj.onc.1200873.Peer-Reviewed Original ResearchConceptsReceptor tyrosine kinasesTransmembrane domainEpidermal growth factor receptorSignal transductionWild-type domainSecond-site mutationsPosition 664Dimerization domainGrowth factor receptorTyrosine kinaseGlycophorin AFactor receptorValine substitutionDimerizationMutationsTransductionGlutamic acidDomainWeak dimerizationMutantsKinaseSignalingProteinEGFChimeras