2006
Reconstructing and Deconstructing Agonist-Induced Activation of Integrin αIIbβ3
Han J, Lim CJ, Watanabe N, Soriani A, Ratnikov B, Calderwood DA, Puzon-McLaughlin W, Lafuente EM, Boussiotis VA, Shattil SJ, Ginsberg MH. Reconstructing and Deconstructing Agonist-Induced Activation of Integrin αIIbβ3. Current Biology 2006, 16: 1796-1806. PMID: 16979556, DOI: 10.1016/j.cub.2006.08.035.Peer-Reviewed Original ResearchConceptsIntegrin activationIntegrin affinityIntegrin beta cytoplasmic domainsIntegrin-associated complexesAgonist stimulationBeta cytoplasmic domainsIntegrin activation pathwaysProtein kinase CalphaExtracellular matrix assemblyBinding of talinSiRNA-mediated knockdownTumor cell metastasisRap effectorMulticellular animalsPhorbol myristate acetateSynthetic geneticsCytoplasmic domainRap1 GTPaseTransmembrane alphaActivation complexCytoskeletal proteinsTalinBeta subunitIntegrin αIIbβ3Cell adhesion
2003
Talin Binding to Integrin ß Tails: A Final Common Step in Integrin Activation
Tadokoro S, Shattil SJ, Eto K, Tai V, Liddington RC, de Pereda J, Ginsberg MH, Calderwood DA. Talin Binding to Integrin ß Tails: A Final Common Step in Integrin Activation. Science 2003, 302: 103-106. PMID: 14526080, DOI: 10.1126/science.1086652.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAmino Acid SubstitutionAnimalsAntibodies, MonoclonalCell LineFibronectinsHumansIntegrin beta ChainsIntegrin beta1Integrin beta3Molecular Sequence DataMutationPlatelet Glycoprotein GPIIb-IIIa ComplexProtein BindingProtein ConformationProtein Structure, TertiaryRecombinant ProteinsRNA, Small InterferingSignal TransductionTalinTransfectionConceptsIntegrin activationCytoplasmic tailIntegrin betaCytoskeletal protein talinIntegrin extracellular domainCellular signaling cascadesIntegrin beta tailsNormal cell adhesionBinding of talinProtein talinBeta tailsSignaling cascadesIntegrin affinityConformational rearrangementsExtracellular domainFinal common stepTalinCell adhesionExtracellular matrixCommon stepSpecific bindingActivationBindingTailAffinity
1999
The Talin Head Domain Binds to Integrin β Subunit Cytoplasmic Tails and Regulates Integrin Activation*
Calderwood D, Zent R, Grant R, Rees D, Hynes R, Ginsberg M. The Talin Head Domain Binds to Integrin β Subunit Cytoplasmic Tails and Regulates Integrin Activation*. Journal Of Biological Chemistry 1999, 274: 28071-28074. PMID: 10497155, DOI: 10.1074/jbc.274.40.28071.Peer-Reviewed Original ResearchConceptsTalin head domainIntegrin cytoplasmic tailsCytoplasmic tailIntegrin-binding siteHead domainActin cytoskeletonFragment of talinIntegrin beta tailsIntegrin adhesion receptorsSingle point mutationFocal adhesionsCytoplasmic domainCytoplasmic proteinsBeta tailsIntegrin functionIntegrin localizationTalinIntegrin activationIntegrin affinityActin filamentsAdhesion receptorsIntegrin-cytoskeletal interactionsPoint mutationsCytoskeletonStructural mimics