2023
A kinesin-1 adaptor complex controls bimodal slow axonal transport of spectrin in Caenorhabditis elegans
Glomb O, Swaim G, Munoz LLancao P, Lovejoy C, Sutradhar S, Park J, Wu Y, Cason S, Holzbaur E, Hammarlund M, Howard J, Ferguson S, Gramlich M, Yogev S. A kinesin-1 adaptor complex controls bimodal slow axonal transport of spectrin in Caenorhabditis elegans. Developmental Cell 2023, 58: 1847-1863.e12. PMID: 37751746, PMCID: PMC10574138, DOI: 10.1016/j.devcel.2023.08.031.Peer-Reviewed Original Research
2021
Efficient progranulin exit from the ER requires its interaction with prosaposin, a Surf4 cargo
Devireddy S, Ferguson SM. Efficient progranulin exit from the ER requires its interaction with prosaposin, a Surf4 cargo. Journal Of Cell Biology 2021, 221: e202104044. PMID: 34919127, PMCID: PMC8689666, DOI: 10.1083/jcb.202104044.Peer-Reviewed Original ResearchTSC2 regulates lysosome biogenesis via a non-canonical RAGC and TFEB-dependent mechanism
Alesi N, Akl EW, Khabibullin D, Liu HJ, Nidhiry AS, Garner ER, Filippakis H, Lam HC, Shi W, Viswanathan SR, Morroni M, Ferguson SM, Henske EP. TSC2 regulates lysosome biogenesis via a non-canonical RAGC and TFEB-dependent mechanism. Nature Communications 2021, 12: 4245. PMID: 34253722, PMCID: PMC8275687, DOI: 10.1038/s41467-021-24499-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsCarcinoma, Renal CellCell NucleusCell ProliferationFemaleGene Expression RegulationHEK293 CellsHeLa CellsHumansKidney NeoplasmsLysosomesMiceMice, Inbred NODMice, SCIDMonomeric GTP-Binding ProteinsOrganelle BiogenesisPhosphorylationPhosphoserineProtein TransportProto-Oncogene ProteinsTranscription, GeneticTuberous Sclerosis Complex 2 ProteinTumor Suppressor ProteinsConceptsTranscription factor EBTSC2-deficient cellsLysosome biogenesisLysosomal biogenesisDeficient cellsRapamycin complex 1TSC1/2 complexTFEB phosphorylationTuberous sclerosis complexTSC proteinsMaster regulatorBiogenesisMechanistic targetRagCCritical regulatorFolliculinPhosphorylationDependent sitesRegulatorProteinOverexpressionTSC2 mutationsCellsGTPaseMTORC1
2019
Weak membrane interactions allow Rheb to activate mTORC1 signaling without major lysosome enrichment
Angarola B, Ferguson SM. Weak membrane interactions allow Rheb to activate mTORC1 signaling without major lysosome enrichment. Molecular Biology Of The Cell 2019, 30: 2750-2760. PMID: 31532697, PMCID: PMC6789162, DOI: 10.1091/mbc.e19-03-0146.Peer-Reviewed Original ResearchMeSH KeywordsAmino AcidsAnimalsChlorocebus aethiopsCOS CellsEndoplasmic ReticulumHeLa CellsHumansLysosomesMechanistic Target of Rapamycin Complex 1Monomeric GTP-Binding ProteinsMultiprotein ComplexesNeuropeptidesPrenylationRas Homolog Enriched in Brain ProteinSignal TransductionTOR Serine-Threonine KinasesConceptsMembrane interactionsC-terminal CAAX motifTransient membrane interactionsEndoplasmic reticulum localizationMTOR complex 1CAAX motifRheb GTPaseER membraneMTORC1 activationSubcellular localizationTargeting motifRhebLysosome enrichmentHuman cellsFunctional assaysTargeting mechanismStable interactionStable localizationLysosomesFurther systematic analysisMotifActivation
2017
Impaired JIP3-dependent axonal lysosome transport promotes amyloid plaque pathology
Gowrishankar S, Wu Y, Ferguson SM. Impaired JIP3-dependent axonal lysosome transport promotes amyloid plaque pathology. Journal Of Cell Biology 2017, 216: 3291-3305. PMID: 28784610, PMCID: PMC5626538, DOI: 10.1083/jcb.201612148.Peer-Reviewed Original ResearchConceptsJNK-interacting protein 3Plaque pathologyAmyloid plaquesAxonal swellingsAmyloid precursor protein-processing enzymeAmyloidogenic amyloid precursor protein processingAmyloid precursor protein processingAlzheimer's disease (AD) amyloid plaquesAmyloid plaque pathologyPrecursor protein processingAβ peptide levelsFocal axonal swellingsDystrophic axonsAxonal lysosomesMouse modelPeptide levelsProtein 3Lysosome accumulationLysosome transportPrimary culturesImportant regulatorPlaquesPathologyVivo importanceDisease relevance
2015
Massive accumulation of luminal protease-deficient axonal lysosomes at Alzheimer’s disease amyloid plaques
Gowrishankar S, Yuan P, Wu Y, Schrag M, Paradise S, Grutzendler J, De Camilli P, Ferguson SM. Massive accumulation of luminal protease-deficient axonal lysosomes at Alzheimer’s disease amyloid plaques. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: e3699-e3708. PMID: 26124111, PMCID: PMC4507205, DOI: 10.1073/pnas.1510329112.Peer-Reviewed Original ResearchConceptsAmyloid plaquesNeuronal lysosomesAlzheimer's diseaseAlzheimer's disease brain pathologyLysosome accumulationAlzheimer's disease (AD) amyloid plaquesΒ-amyloid depositionΒ-amyloid depositsAmyloid precursor proteinLysosome-like organellesRetrograde axonal transportWild-type brainsSuch axonsSwollen axonsMassive accumulationAxonal lysosomesBrain pathologyAmyloidogenic processingMouse modelAmyloid depositsLuminal proteasesAxonal transportLocal impairmentNeuronal processesNeurodegenerative diseases
2009
Coordinated Actions of Actin and BAR Proteins Upstream of Dynamin at Endocytic Clathrin-Coated Pits
Ferguson S, Raimondi A, Paradise S, Shen H, Mesaki K, Ferguson A, Destaing O, Ko G, Takasaki J, Cremona O, Toole E, De Camilli P. Coordinated Actions of Actin and BAR Proteins Upstream of Dynamin at Endocytic Clathrin-Coated Pits. Developmental Cell 2009, 17: 811-822. PMID: 20059951, PMCID: PMC2861561, DOI: 10.1016/j.devcel.2009.11.005.Peer-Reviewed Original ResearchConceptsEndocytic roleEndocytic clathrin-coated pitsBAR domain proteinsSense membrane curvatureClathrin-coated pitsWild-type cellsGTPase dynaminEndocytic intermediatesHigher eukaryotesDomain proteinsMembrane fissionActin dynamicsNumerous proteinsDynaminMembrane curvatureProtein upstreamTubular neckConcerted actionProteinActinCoordinated actionKey playersFunctional relationshipCellsSequence of events
2000
Molecular Cloning of a Human, Hemicholinium-3-Sensitive Choline Transporter
Apparsundaram S, Ferguson S, George A, Blakely R. Molecular Cloning of a Human, Hemicholinium-3-Sensitive Choline Transporter. Biochemical And Biophysical Research Communications 2000, 276: 862-867. PMID: 11027560, DOI: 10.1006/bbrc.2000.3561.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBinding SitesBiological TransportCarrier ProteinsCholineChromosomes, Human, Pair 2Cloning, MolecularCOS CellsHemicholinium 3HumansLigandsMembrane Transport ProteinsMolecular Sequence DataOocytesProtein BindingRadiation Hybrid MappingRNA, MessengerSequence Homology, Amino AcidTransfectionXenopus laevisConceptsRadiation hybrid mapping techniquesCOS-7 cells resultsTransporter gene familyGlucose transporter gene familyHuman Genome ProjectNorthern blot analysisChromosomal localizationGene familyMolecular cloningGenome ProjectKb transcriptSequence informationMembrane vesiclesPrimary structureDependent choline uptakeMembrane fractionAmino acidsCDNAIodide transporterCells resultsBlot analysisChromosome 2q12Biosynthesis of acetylcholineMechanistic analysisCHO-1