2023
Intracellular tension sensor reveals mechanical anisotropy of the actin cytoskeleton
Amiri S, Muresan C, Shang X, Huet-Calderwood C, Schwartz M, Calderwood D, Murrell M. Intracellular tension sensor reveals mechanical anisotropy of the actin cytoskeleton. Nature Communications 2023, 14: 8011. PMID: 38049429, PMCID: PMC10695988, DOI: 10.1038/s41467-023-43612-5.Peer-Reviewed Original ResearchConceptsF-actin architectureStress fibersCortical actinActin cytoskeletonMolecular tension sensorsF-actin stress fibersF-actin cytoskeletonFilamentous actin cytoskeletonMechanical forcesTension sensorCell divisionCytoskeletonCell migrationExtracellular matrixMyosin inhibitionActinDirection of stretchCellsCell axisUniaxial stretchStretchFRET
2019
Filamin A mediates isotropic distribution of applied force across the actin network
Kumar A, Shutova MS, Tanaka K, Iwamoto DV, Calderwood DA, Svitkina TM, Schwartz MA. Filamin A mediates isotropic distribution of applied force across the actin network. Journal Of Cell Biology 2019, 218: 2481-2491. PMID: 31315944, PMCID: PMC6683746, DOI: 10.1083/jcb.201901086.Peer-Reviewed Original ResearchConceptsTalin tension sensorStress fibersActin networkFilamin ACortical actin networkCortical actin filamentsIntegrin-mediated adhesionActin cytoskeletonFocal adhesionsCortical actinFLNA knockdownActin filamentsTalinKnockdownCell sensingDirection of stretchTension sensorPhysiology of muscleUniaxial stretchForce transmissionCytoskeletonStrainsStretchAdhesionReexpression
2013
Kindlin Binds Migfilin Tandem LIM Domains and Regulates Migfilin Focal Adhesion Localization and Recruitment Dynamics*
Brahme NN, Harburger DS, Kemp-O'Brien K, Stewart R, Raghavan S, Parsons M, Calderwood DA. Kindlin Binds Migfilin Tandem LIM Domains and Regulates Migfilin Focal Adhesion Localization and Recruitment Dynamics*. Journal Of Biological Chemistry 2013, 288: 35604-35616. PMID: 24165133, PMCID: PMC3853305, DOI: 10.1074/jbc.m113.483016.Peer-Reviewed Original ResearchConceptsFocal adhesionsLIM domainsActin cytoskeletonFluorescence resonance energy transferFA localizationActin-rich stress fibersC-terminal LIM domainsLIM domain regionTandem LIM domainsTwo-hybrid screenDomain-containing adaptor proteinFocal adhesion localizationIntegrin-binding proteinsIntegrin adhesion receptorsPulldown assaysAdaptor proteinMigfilinFA formationKindlinRecruitment dynamicsStress fibersKindlin-2Integrin activationIntracellular proteinsAdhesion receptors