Featured Publications
Targeted substrate degradation by Kelch controls the actin cytoskeleton during ring canal expansion
Hudson AM, Mannix KM, Gerdes JA, Kottemann MC, Cooley L. Targeted substrate degradation by Kelch controls the actin cytoskeleton during ring canal expansion. Development 2018, 146: dev169219. PMID: 30559276, PMCID: PMC6340150, DOI: 10.1242/dev.169219.Peer-Reviewed Original ResearchConceptsTandem affinity purificationUbiquitin ligase complexCullin-3 functionShort sequence motifsSpecialized cytoskeletal structuresUbiquitin-proteasome systemF-actin cytoskeletonSpecialized actinLigase complexActin cytoskeletonRing canalsSequence motifsGenetic evidenceCytoskeletal structuresAffinity purificationCytoskeletonSubstrate degradationBiochemical evidenceUnusual mechanismKelchCRL3CullinMass spectrometryOogenesisMutagenesisDrosophila Kelch functions with Cullin-3 to organize the ring canal actin cytoskeleton
Hudson AM, Cooley L. Drosophila Kelch functions with Cullin-3 to organize the ring canal actin cytoskeleton. Journal Of Cell Biology 2010, 188: 29-37. PMID: 20065088, PMCID: PMC2812842, DOI: 10.1083/jcb.200909017.Peer-Reviewed Original ResearchConceptsDrosophila KelchCullin 3Cullin-RING ubiquitin E3 ligasesGermline ring canalsSubstrate adaptor proteinCullin-RING ligaseDiverse protein familiesF-actin cytoskeletal structureUbiquitin E3 ligasesProtein ubiquitylationActin cytoskeletonE3 ligasesRing canalsAdaptor proteinProtein familySequence motifsCytoskeletal structuresFilamentous actinKelchProteinUbiquitylationLigasesCytoskeletonLigaseRepeatsUNDERSTANDING THE FUNCTION OF ACTIN-BINDING PROTEINS THROUGH GENETIC ANALYSIS OF DROSOPHILA OOGENESIS
Hudson AM, Cooley L. UNDERSTANDING THE FUNCTION OF ACTIN-BINDING PROTEINS THROUGH GENETIC ANALYSIS OF DROSOPHILA OOGENESIS. Annual Review Of Genetics 2002, 36: 455-488. PMID: 12429700, DOI: 10.1146/annurev.genet.36.052802.114101.Peer-Reviewed Original ResearchConceptsActin-binding proteinsActin cytoskeletonGenetic analysisNew actin-binding proteinCell biological approachesGenetic model systemActin binding proteinsRecent genetic analysesDrosophila ovaryDrosophila oogenesisGenetic screenBiological approachesGenetic resultsProteinCytoskeletonOogenesisModel systemUltrastructural characteristicsActinScreenUnderstandingOvariesA 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
2020
HtsRC-Mediated Accumulation of F-Actin Regulates Ring Canal Size During Drosophila melanogaster Oogenesis
Gerdes JA, Mannix KM, Hudson AM, Cooley L. HtsRC-Mediated Accumulation of F-Actin Regulates Ring Canal Size During Drosophila melanogaster Oogenesis. Genetics 2020, 216: 717-734. PMID: 32883702, PMCID: PMC7648574, DOI: 10.1534/genetics.120.303629.Peer-Reviewed Original ResearchConceptsGermline ring canalsRing canalsActin cytoskeletonF-actinDrosophila melanogaster oogenesisSomatic follicle cellsCombination of CRISPRF-actin accumulationF-actin recruitmentFilamentous actin cytoskeletonFemale germlineActin structuresFruit flyHigh fecundityFollicle cellsCytoskeletonGermlineOverexpressionAccumulationDrosophilaOogenesisMutagenesisCRISPRFilaminGenes