2021
Integrin-based mechanosensing through conformational deformation
Driscoll TP, Bidone TC, Ahn SJ, Yu A, Groisman A, Voth GA, Schwartz MA. Integrin-based mechanosensing through conformational deformation. Biophysical Journal 2021, 120: 4349-4359. PMID: 34509509, PMCID: PMC8553792, DOI: 10.1016/j.bpj.2021.09.010.Peer-Reviewed Original ResearchConceptsCellular mechanosensingFocal adhesion kinase activationIntegrin conformational activationLarge-scale conformational transitionsWild-type integrinIntegrin mutantsEmbryonic developmentConformational activationCellular stiffnessHigh-affinity stateKinase activationSubstrate stiffnessBiological processesIntegrin activationCell spreadingMutantsIntegrin conformationTraction stressConformational deformationConformational transitionIntegrinsMechanosensingSoluble ligandsAffinity stateMolecular-level information
2006
A mechanosensory complex that mediates the endothelial cell response to fluid shear stress
Tzima E, Irani‐Tehrani M, Kiosses W, Dejana E, Schultz D, Engelhardt B, Cao G, DeLisser H, Schwartz M. A mechanosensory complex that mediates the endothelial cell response to fluid shear stress. The FASEB Journal 2006, 20: a1378-a1378. DOI: 10.1096/fasebj.20.5.a1378-c.Peer-Reviewed Original ResearchPECAM-1-null miceDownstream inflammatory genesPECAM-1VE-cadherinDevelopment of atherosclerosisICAM-1 expressionNF-kB activationInitiation of atherosclerosisBlood pressureVascular remodelingHigh-affinity stateInflammatory genesNF-κBCell responsesEndothelial cell responsesNull miceMechanosensory complexIntegrin activationAffinity stateAtherosclerosisVEGFR2Heterologous cellsPathway upstreamActivationSrc family kinases
1997
Affinity Modulation of Platelet Integrin αIIbβ3 by β3-Endonexin, a Selective Binding Partner of the β3 Integrin Cytoplasmic Tail
Kashiwagi H, Schwartz M, Eigenthaler M, Davis K, Ginsberg M, Shattil S. Affinity Modulation of Platelet Integrin αIIbβ3 by β3-Endonexin, a Selective Binding Partner of the β3 Integrin Cytoplasmic Tail. Journal Of Cell Biology 1997, 137: 1433-1443. PMID: 9182673, PMCID: PMC2132534, DOI: 10.1083/jcb.137.6.1433.Peer-Reviewed Original ResearchConceptsGreen fluorescent proteinIntegrin cytoplasmic tailsCytoplasmic tailSuch protein-protein interactionsSelective binding partnerΒ3 integrin cytoplasmic tailProtein-protein interactionsAffinity modulationFibrinogen-dependent aggregationPlatelet integrin αIIbβ3Β3-endonexinBinding partnerEnergy-dependent fashionAcid proteinH-RasIntegrin alphaIIbbeta3Adhesive functionMetabolic regulationFluorescent proteinBeta3 tailIntegrin αIIbβ3Cell lysatesCHO cellsAffinity stateSurface expression