2017
Phosphomimetic S3D cofilin binds but only weakly severs actin filaments
Elam WA, Cao W, Kang H, Huehn A, Hocky GM, Prochniewicz E, Schramm AC, Negrón K, Garcia J, Bonello TT, Gunning PW, Thomas DD, Voth GA, Sindelar CV, De La Cruz EM. Phosphomimetic S3D cofilin binds but only weakly severs actin filaments. Journal Of Biological Chemistry 2017, 292: 19565-19579. PMID: 28939776, PMCID: PMC5712599, DOI: 10.1074/jbc.m117.808378.Peer-Reviewed Original ResearchConceptsActin bindingWild-type cofilinActin filament severingHigh cooperativitySubstitution of serineCofilin bindsActin cytoskeletonProtein cofilinCell divisionSer-3Filament severingAtom molecular dynamics simulationsSubunit interactionsN-terminusCofilinBiological processesActin filamentsTime-resolved phosphorescence anisotropyElectron cryomicroscopyRapid remodelingPhosphorylationSeveringFilament mechanical propertiesActin segmentsFilaments
2015
Actin Mechanics and Fragmentation*
De La Cruz EM, Gardel ML. Actin Mechanics and Fragmentation*. Journal Of Biological Chemistry 2015, 290: 17137-17144. PMID: 25957404, PMCID: PMC4498053, DOI: 10.1074/jbc.r115.636472.Peer-Reviewed Original Research
2008
Overview: Actin-Binding Protein Function and Its Relation to Disease Pathology
Krendel M, De La Cruz E. Overview: Actin-Binding Protein Function and Its Relation to Disease Pathology. Protein Reviews 2008, 65-82. DOI: 10.1007/978-0-387-71749-4_5.Peer-Reviewed Original ResearchFundamental cellular processesForm of ATPHydrolysis of ATPActin cytoskeletonProtein functionCellular processesMyosin familyMotor proteinsActin filamentsActin monomersATP moleculesCell membraneDistinct mechanismsPathogenic bacteriaGenerate movementDisease pathologyATPFilamentsForce generationMotilityCytoskeletonOrganellesChemical energyProteinActin
2005
Vertebrate Myosin VIIb Is a High Duty Ratio Motor Adapted for Generating and Maintaining Tension*
Henn A, De La Cruz EM. Vertebrate Myosin VIIb Is a High Duty Ratio Motor Adapted for Generating and Maintaining Tension*. Journal Of Biological Chemistry 2005, 280: 39665-39676. PMID: 16186105, DOI: 10.1074/jbc.m507667200.Peer-Reviewed Original ResearchConceptsClass VII myosinMyosin VIIbActin filament concentrationUnique cellular functionsInner ear hair cellsCatalytic motor domainEar hair cellsActin filament bundlesNon-muscle myosinSteady-state ATPase activityActin cytoskeletonHigh conservationCellular functionsMyosin VIIa functionCDNA libraryActin bindingDeafness phenotypeMembrane surface receptorsATPase cycleEnzymatic propertiesSurface receptorsFilament bundlesIntestinal brush borderMolecular motorsQuantitative equilibrium