2021
Phosphatidylserine binding directly regulates TIM-3 function
Smith CM, Li A, Krishnamurthy N, Lemmon MA. Phosphatidylserine binding directly regulates TIM-3 function. Biochemical Journal 2021, 478: 3331-3349. PMID: 34435619, PMCID: PMC8454703, DOI: 10.1042/bcj20210425.Peer-Reviewed Original ResearchConceptsTim-3T cell receptorTherapeutic targetCo-signaling receptorsTim-3 functionTim-3 ligandTim-3 signalingCo-inhibitory receptorsCo-stimulatory receptorsImmune modulation approachesIL-2 secretionPotential therapeutic targetNF-κB signalingImportant therapeutic targetPD-1Jurkat cellsCultured Jurkat cellsT cellsCell receptorTCR stimulationReceptorsImportance of phosphatidylserineDifferent studiesCellsSignaling
2019
Non-acylated Wnts Can Promote Signaling
Speer KF, Sommer A, Tajer B, Mullins MC, Klein PS, Lemmon MA. Non-acylated Wnts Can Promote Signaling. Cell Reports 2019, 26: 875-883.e5. PMID: 30673610, PMCID: PMC6429962, DOI: 10.1016/j.celrep.2018.12.104.Peer-Reviewed Original Research
2017
Dimerization of Tie2 mediated by its membrane-proximal FNIII domains
Moore JO, Lemmon MA, Ferguson KM. Dimerization of Tie2 mediated by its membrane-proximal FNIII domains. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 4382-4387. PMID: 28396397, PMCID: PMC5410832, DOI: 10.1073/pnas.1617800114.Peer-Reviewed Original ResearchConceptsExtracellular regionFNIII domainsResolution X-ray crystal structureMembrane-proximal fibronectin type III domainsDomain-mediated interactionsDifferent cellular contextsLigand-binding regionHigher-order oligomersTie2 activationFibronectin type III domainReceptor tyrosine kinasesTyrosine kinase familyEGF-homology domainThird FNIII domainType III domainPrevious structural studiesStructural studiesHomology domainCellular contextKinase familyDimer interfaceDimerization modeReceptor dimerizationTyrosine kinasePrimary activator
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