2002
Drosophila Kelch regulates actin organization via Src64-dependent tyrosine phosphorylation
Kelso RJ, Hudson AM, Cooley L. Drosophila Kelch regulates actin organization via Src64-dependent tyrosine phosphorylation. Journal Of Cell Biology 2002, 156: 703-713. PMID: 11854310, PMCID: PMC2174084, DOI: 10.1083/jcb.200110063.Peer-Reviewed Original ResearchMeSH KeywordsActinsAlanineAmino Acid SequenceAnimalsCarrier ProteinsCross-Linking ReagentsDrosophilaDrosophila ProteinsFemaleInsect ProteinsMicrofilament ProteinsMicroscopy, ElectronMolecular Sequence DataMutagenesis, Site-DirectedPhosphorylationProtein-Tyrosine KinasesProto-Oncogene ProteinsRecombinant Fusion ProteinsSequence Homology, Amino AcidSignal TransductionTyrosineConceptsRing canalsActin organizationDrosophila kelch geneOvarian ring canalsRing canal growthActin cross-linking activitySite-directed mutagenesisTwo-dimensional electrophoresisActin binding siteKelch functionDrosophila KelchCross-linking activityProper morphogenesisKelch proteinTyrosine phosphorylationKelch geneNegative regulationRepeat 5KelchActin filamentsResidue 627Biochemical studiesCanal growthProteinMutantsA subset of dynamic actin rearrangements in Drosophila requires the Arp2/3 complex
Hudson AM, Cooley L. A subset of dynamic actin rearrangements in Drosophila requires the Arp2/3 complex. Journal Of Cell Biology 2002, 156: 677-687. PMID: 11854308, PMCID: PMC2174088, DOI: 10.1083/jcb.200109065.Peer-Reviewed Original ResearchConceptsArp2/3 complexRing canal growthActin-related proteinsParallel actin bundlesNurse cell cytoplasmActin filament nucleationDynamic actin rearrangementsActin cytoskeletonRing canalsActin structuresSlow spontaneous rateActin rearrangementPupal epitheliumPlasma membraneFilament nucleationShaft cellsActin bundlesActin filamentsComplex contributesFunction mutationsCanal growthCell cytoplasmSubunitsMutationsComplexes
2001
Filamins as integrators of cell mechanics and signalling
Stossel T, Condeelis J, Cooley L, Hartwig J, Noegel A, Schleicher M, Shapiro S. Filamins as integrators of cell mechanics and signalling. Nature Reviews Molecular Cell Biology 2001, 2: 138-145. PMID: 11252955, DOI: 10.1038/35052082.Peer-Reviewed Original ResearchConceptsFilamin geneAmino-terminal actin-binding domainActin filamentsDiverse cellular proteinsActin-binding domainDrosophila filaminCellular proteinsX chromosomeCarboxyl terminusHuman filaminChromosome 3Dictyostelium amoebaeChromosome 7FilaminMembrane receptorsCell mechanicsGenesPeripheral cytoplasmActin gelsSubunitsMutationsFilamentsPeriventricular heterotopiaCell structureDrosophila
1999
Drosophila quail, a villin-related protein, bundles actin filaments in apoptotic nurse cells
Matova N, Mahajan-Miklos S, Mooseker M, Cooley L. Drosophila quail, a villin-related protein, bundles actin filaments in apoptotic nurse cells. Development 1999, 126: 5645-5657. PMID: 10572041, DOI: 10.1242/dev.126.24.5645.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonActinsAmino Acid SequenceAnimalsApoptosisBiological TransportCalciumCarrier ProteinsCloning, MolecularCytoplasmDrosophila melanogasterEscherichia coliHumansInsect ProteinsMicrofilament ProteinsMolecular Sequence DataRecombinant Fusion ProteinsSequence Homology, Amino AcidConceptsEgg chambersNurse cellsFilamentous actinActin filamentsCytoplasm transportNuclear envelopeQuail proteinGermline-specific proteinsMutant egg chambersNurse cell apoptosisActin bundle assemblyNew actin filamentsApoptotic nurse cellsActin-regulating proteinsBundles actin filamentsHuman villinDrosophila germlineSequence homologyBiochemical experimentsActin bundlesElevated cytoplasmic calciumProteinVillinActinAbundant networkDrosophila Filamin encoded by the cheerio locus is a component of ovarian ring canals
Sokol N, Cooley L. Drosophila Filamin encoded by the cheerio locus is a component of ovarian ring canals. Current Biology 1999, 9: 1221-1230. PMID: 10556087, DOI: 10.1016/s0960-9822(99)80502-8.Peer-Reviewed Original ResearchConceptsRing canalsDrosophila filaminPlasma membraneFilamentous actinActin filamentsOvarian ring canalsFruit fly DrosophilaLoss of filaminActin-binding domainActin-binding proteinsParallel actin bundlesLocalization of filaminFlow of cytoplasmFly DrosophilaActin structuresFilamin isoformsTransmembrane proteinCell cortexActin arraysContractile ringKelch geneCytoskeletal proteinsCleavage furrowStress fibersActin bundles
1997
Drosophila Kelch Is an Oligomeric Ring Canal Actin Organizer
Robinson D, Cooley L. Drosophila Kelch Is an Oligomeric Ring Canal Actin Organizer. Journal Of Cell Biology 1997, 138: 799-810. PMID: 9265647, PMCID: PMC2138045, DOI: 10.1083/jcb.138.4.799.Peer-Reviewed Original ResearchConceptsDrosophila KelchRing canalsAmino halfKelch repeat domainStructure-function analysisAmino-terminal regionGerm cell membranesKelch family proteinDominant sterilityBTB domainProtein domainsRepeat domainKelchActin filamentsCell membraneProteinCanal localizationAdditional interactionsDrosophilaDomainCytoskeletonOogenesisLocalizationSterilityActinFormation of the Drosophila Ovarian Ring Canal Inner Rim Depends on cheerio
Robinson D, Smith-Leiker T, Sokol N, Hudson A, Cooley L. Formation of the Drosophila Ovarian Ring Canal Inner Rim Depends on cheerio. Genetics 1997, 145: 1063-1072. PMID: 9093858, PMCID: PMC1207876, DOI: 10.1093/genetics/145.4.1063.Peer-Reviewed Original ResearchMeSH KeywordsActinsAllelesAnimalsCalmodulin-Binding ProteinsCarrier ProteinsCell CommunicationCell MembraneChromosome MappingCytoskeletonDrosophila melanogasterDrosophila ProteinsFemaleGene Expression Regulation, DevelopmentalGenes, InsectInfertility, FemaleInsect ProteinsIntercellular JunctionsMicrofilament ProteinsOocytesOvaryConceptsStable intercellular bridgesExamination of mutantsDrosophila oogenesisPlasma membrane stabilizationRing canalsCytoplasm transportMutant cellsFilamentous actinCleavage furrowRIM proteinsNurse cellsActin filamentsIntercellular bridgesMutantsCritical functionsKelchCheeriosProteinStep-wise processAssemblyMembrane stabilizationCellsCytoskeletonOogenesisGenes
1996
Single Amino Acid Mutations in Drosophila Fascin Disrupt Actin Bundling Function in Vivo
Cant K, Cooley L. Single Amino Acid Mutations in Drosophila Fascin Disrupt Actin Bundling Function in Vivo. Genetics 1996, 143: 249-258. PMID: 8722779, PMCID: PMC1207258, DOI: 10.1093/genetics/143.1.249.Peer-Reviewed Original ResearchConceptsEMS mutagenesis screenMutagenesis screenCytoplasm transportActin-bundling functionDiverse cellular processesIntragenic suppressor mutationsBundles actin filamentsCytoplasmic actin bundlesSingle amino acid mutationSerine 289Glutamic acid resultsAmino acid mutationsDominant suppressorsFascin functionFemale sterileSuppressor mutationsCellular processesC-terminusActin bundlesCentral domainActin filamentsSevere defectsMicrovillar projectionsAcid mutationsFilopodial extensions
1994
The villin-like protein encoded by the Drosophila quail gene is required for actin bundle assembly during oogenesis
Mahajan-Miklos S, Cooley L. The villin-like protein encoded by the Drosophila quail gene is required for actin bundle assembly during oogenesis. Cell 1994, 78: 291-301. PMID: 8044841, DOI: 10.1016/0092-8674(94)90298-4.Peer-Reviewed Original ResearchConceptsVillin-like proteinNurse cellsActin filament bundlesQuail geneMutant egg chambersActin bundle assemblyFilament bundlesEgg chambersFemale sterilityAdult fliesCytoplasmic transportFilamentous actinGene resultsBundle assemblyActin filamentsQuail proteinProtein villinAbsorptive epithelial cellsStriking colocalizationProteinOogenesisVillinEpithelial cellsGenesCellsDrosophila singed, a fascin homolog, is required for actin bundle formation during oogenesis and bristle extension.
Cant K, Knowles BA, Mooseker MS, Cooley L. Drosophila singed, a fascin homolog, is required for actin bundle formation during oogenesis and bristle extension. Journal Of Cell Biology 1994, 125: 369-380. PMID: 8163553, PMCID: PMC2120035, DOI: 10.1083/jcb.125.2.369.Peer-Reviewed Original ResearchConceptsActin filament bundle formationActin filament bundlesSevere mutantsBundle formationFilament bundlesActin bundle formationBundles actin filamentsNurse cell nucleiDrosophila homologBristle phenotypeSocket cellsFemale sterileEgg chambersRing canalsCytoplasm transportSea urchin eggsNurse cellsActin bundlesCellular extensionsSevere allelesActin filamentsDrosophilaMutantsMigratory cellsFilopodial extensions