2020
Structures of cofilin-induced structural changes reveal local and asymmetric perturbations of actin filaments
Huehn AR, Bibeau JP, Schramm AC, Cao W, De La Cruz EM, Sindelar CV. Structures of cofilin-induced structural changes reveal local and asymmetric perturbations of actin filaments. Proceedings Of The National Academy Of Sciences Of The United States Of America 2020, 117: 1478-1484. PMID: 31900364, PMCID: PMC6983403, DOI: 10.1073/pnas.1915987117.Peer-Reviewed Original ResearchConceptsFilament severingActin filamentsSevering activityCofilin/ADF familyActin conformational changesActin filament severingFilament-severing activityCryo-electron microscopy dataSevers actin filamentsWeak severing activityUnique binding modeCofilin clustersActin structuresCofilin bindingCofilin-decorated segmentsCofilinMolecular understandingBarbed endsConformational changesCooperative bindingBinding cooperativityFilament endsPositive cooperativityBinding modesSevering
2013
Molecular Origins of Cofilin-Linked Changes in Actin Filament Mechanics
Fan J, Saunders MG, Haddadian EJ, Freed KF, De La Cruz EM, Voth GA. Molecular Origins of Cofilin-Linked Changes in Actin Filament Mechanics. Journal Of Molecular Biology 2013, 425: 1225-1240. PMID: 23352932, PMCID: PMC3740545, DOI: 10.1016/j.jmb.2013.01.020.Peer-Reviewed Original Research
2010
Actin filament remodeling by actin depolymerization factor/cofilin
Pfaendtner J, De La Cruz EM, Voth GA. Actin filament remodeling by actin depolymerization factor/cofilin. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 107: 7299-7304. PMID: 20368459, PMCID: PMC2867716, DOI: 10.1073/pnas.0911675107.Peer-Reviewed Original ResearchConceptsActin depolymerization factorSubunit interactionsCofilin bindingActin filamentsADF/cofilinFactor/cofilinLong-pitch helixHelix monomersNeighboring subunitMolecular basisSevering proteinHydrophobic loopConformational dynamicsSubdomain 1Subdomain 2Loop movesTriggers reorganizationCofilinFilament flexibilityFilamentsNative filamentsDNaseFilament contactsAtom simulationsBinding
2008
Cofilin Increases the Bending Flexibility of Actin Filaments: Implications for Severing and Cell Mechanics
McCullough BR, Blanchoin L, Martiel JL, De La Cruz EM. Cofilin Increases the Bending Flexibility of Actin Filaments: Implications for Severing and Cell Mechanics. Journal Of Molecular Biology 2008, 381: 550-558. PMID: 18617188, PMCID: PMC2753234, DOI: 10.1016/j.jmb.2008.05.055.Peer-Reviewed Original Research