2024
Regulation and signaling of the LIM domain kinases
Casanova‐Sepúlveda G, Boggon T. Regulation and signaling of the LIM domain kinases. BioEssays 2024, 47: e2400184. PMID: 39361252, PMCID: PMC11663136, DOI: 10.1002/bies.202400184.Peer-Reviewed Original ResearchLIM domain kinaseDownstream of Rho GTPasesCofilin/actin depolymerizing factorActin cytoskeleton regulationIntra-molecular mechanismFilament severingDepolymerizing factorRho GTPasesActin depolymerizationCytoskeleton regulationRegulation mechanismKinaseLIMProteinRegulationGTPaseLIMK2LIMK1ActinEnzymeHuman healthSignalDepolymerizationCascadeMechanismDistinct functional constraints driving conservation of the cofilin N-terminal regulatory tail
Sexton J, Potchernikov T, Bibeau J, Casanova-Sepúlveda G, Cao W, Lou H, Boggon T, De La Cruz E, Turk B. Distinct functional constraints driving conservation of the cofilin N-terminal regulatory tail. Nature Communications 2024, 15: 1426. PMID: 38365893, PMCID: PMC10873347, DOI: 10.1038/s41467-024-45878-9.Peer-Reviewed Original ResearchConceptsN-terminal regionActin bindingSequence requirementsLIM kinaseAnalysis of individual variantsInactivates cofilinS. cerevisiaeRegulatory tailFamily proteinsActin depolymerizationPhosphorylation sitesKinase recognitionSequence variantsInhibitory phosphorylationCofilinN-terminusIndividual variantsFunctional constraintsActinDisordered sequencesPhosphorylationSequenceBiochemical analysisSequence constraintsKinase
2018
Cortactin stabilization of actin requires actin-binding repeats and linker, is disrupted by specific substitutions, and is independent of nucleotide state
Scherer AN, Anand NS, Koleske AJ. Cortactin stabilization of actin requires actin-binding repeats and linker, is disrupted by specific substitutions, and is independent of nucleotide state. Journal Of Biological Chemistry 2018, 293: 13022-13032. PMID: 29929984, PMCID: PMC6109930, DOI: 10.1074/jbc.ra118.004068.Peer-Reviewed Original ResearchConceptsHematopoietic cell-specific Lyn substrate 1Nucleotide stateActin bindingActin filamentsTotal internal reflection fluorescence microscopyActin-binding proteins cortactinActin cosedimentation assaysActin-rich structuresHigh-affinity actin bindingADP-actin filamentsReflection fluorescence microscopyAdjacent linker regionActin filament bindingArp2/3 complexCortactin repeatsCellular functionsActin stabilityCosedimentation assaysActin stabilizationProtein cortactinLamellipodial protrusionGTPase regulatorFilament depolymerizationLinker regionActin depolymerization
2009
Dopamine D4 Receptors Regulate GABAA Receptor Trafficking via an Actin/Cofilin/Myosin-dependent Mechanism*
Graziane N, Yuen E, Yan Z. Dopamine D4 Receptors Regulate GABAA Receptor Trafficking via an Actin/Cofilin/Myosin-dependent Mechanism*. Journal Of Biological Chemistry 2009, 284: 8329-8336. PMID: 19179335, PMCID: PMC2659191, DOI: 10.1074/jbc.m807387200.Peer-Reviewed Original ResearchConceptsTransport of vesiclesActin depolymerizing factorMyosin motor proteinsActin-dependent mechanismActin-binding siteMajor actin depolymerizing factorActin dynamicsPlasma membraneMotor proteinsActin depolymerizationActin filamentsMyosin proteinCellular mechanismsDephosphorylationPotential involvementProteinReceptor activationRegulationRegulation of dopamineReceptorsActin stabilizer phalloidinCofilinTraffickingDopamine D4 receptorLatrunculin
1996
Recruitment of purinergically stimulated Cl- channels from granule membrane to plasma membrane
Merlin D, Guo X, Martin K, Laboisse C, Landis D, Dubyak G, Hopfer U. Recruitment of purinergically stimulated Cl- channels from granule membrane to plasma membrane. American Journal Of Physiology 1996, 271: c612-c619. PMID: 8770002, DOI: 10.1152/ajpcell.1996.271.2.c612.Peer-Reviewed Original ResearchConceptsHT29-ClGranule fusionCl- channelsFungal metabolite wortmanninCAMP-activated Cl- channelMucin granulesCell linesRegulated exocytosisWortmannin concentrationsPlasma membraneActin depolymerizationWortmannin inhibitionCell line HT-29Granule membranesExtracellular ATPEpithelial cellsFusion inhibitorsHuman adenocarcinoma cell line HT-29WortmanninSecretion releaseCl- conductancePhalloidinMembraneDifferential inhibitionHT-29
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply