2014
Putting together structures of epidermal growth factor receptors
Bessman NJ, Freed DM, Lemmon MA. Putting together structures of epidermal growth factor receptors. Current Opinion In Structural Biology 2014, 29: 95-101. PMID: 25460273, PMCID: PMC4268130, DOI: 10.1016/j.sbi.2014.10.002.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorGrowth factor receptorIntact epidermal growth factor receptorChemical biology methodsNumerous crystal structuresFactor receptorTyrosine kinase domainVariety of inhibitorsKinase domainExtracellular regionMembrane environmentIntracellular regionBiology methodsIntact receptorReceptorsCancer therapyNext challengeCrystal structureMembraneActivationRegionInhibitorsDomain
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
2012
Erlotinib binds both inactive and active conformations of the EGFR tyrosine kinase domain
Park JH, Liu Y, Lemmon MA, Radhakrishnan R. Erlotinib binds both inactive and active conformations of the EGFR tyrosine kinase domain. Biochemical Journal 2012, 448: 417-423. PMID: 23101586, PMCID: PMC3507260, DOI: 10.1042/bj20121513.Peer-Reviewed Original Research
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 sitesCell Signaling by Receptor Tyrosine Kinases
Lemmon MA, Schlessinger J. Cell Signaling by Receptor Tyrosine Kinases. Cell 2010, 141: 1117-1134. PMID: 20602996, PMCID: PMC2914105, DOI: 10.1016/j.cell.2010.06.011.Peer-Reviewed Original ResearchConceptsReceptor tyrosine kinasesTyrosine kinaseIntracellular tyrosine kinase domainRecent structural studiesGrowth factor ligandsTyrosine kinase domainUnexpected diversityKinase domainCell signalingLigand bindingCellular responsesFactor ligandRTK mutationsKinaseStructural studiesActivationSignalingDiversityMutationsDimerizationMechanismBindingDomain
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 contactsRegulation of the epidermal growth factor receptor intracellular domain
Choi S, Lemmon M. Regulation of the epidermal growth factor receptor intracellular domain. The FASEB Journal 2009, 23: 883.2-883.2. DOI: 10.1096/fasebj.23.1_supplement.883.2.Peer-Reviewed Original ResearchC-terminal tailTyrosine kinase domainIntracellular domainJuxtamembrane regionJM regionEGFR intracellular domainEpidermal growth factor receptorC-tailEGFR extracellular regionC-tail regionReceptor intracellular domainEffects of mutationsReceptor tyrosine kinasesReceptor-receptor interactionsSmall-angle X-ray scatteringKinase assaysKinase domainGrowth factor receptorExtracellular regionReceptor dimerizationEGFR activationBaculovirus systemIntracellular dimerTyrosine kinaseDeletion mutations
2006
EGF-independent activation of cell-surface EGF receptors harboring mutations found in gefitinib-sensitive lung cancer
Choi SH, Mendrola JM, Lemmon MA. EGF-independent activation of cell-surface EGF receptors harboring mutations found in gefitinib-sensitive lung cancer. Oncogene 2006, 26: 1567-1576. PMID: 16953218, DOI: 10.1038/sj.onc.1209957.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorTyrosine kinase domainKinase domainEGF receptorRecent structural studiesSomatic mutationsCell surface EGF receptorsTyrosine kinase activityAbsence of EGFAutoinhibitory interactionsActivation loopErbB family membersGrowth factor receptorTyrosine phosphorylationEGFR tyrosine kinase domainKinase activityNull backgroundMechanistic basisOncogenic mutationsBiochemical propertiesCell surfaceCell lung carcinoma patientsFactor receptorMutationsLung carcinoma patients