2024
Lysosomal TBK1 responds to amino acid availability to relieve Rab7-dependent mTORC1 inhibition
Talaia G, Bentley-DeSousa A, Ferguson S. Lysosomal TBK1 responds to amino acid availability to relieve Rab7-dependent mTORC1 inhibition. The EMBO Journal 2024, 43: 3948-3967. PMID: 39103493, PMCID: PMC11405869, DOI: 10.1038/s44318-024-00180-8.Peer-Reviewed Original ResearchTANK-binding kinase 1MTORC1 activityAmino acid-dependent mTORC1 activationOrganelle quality controlRegulate cell growthElevated amino acid levelsAmino acid levelsAssociated with amyotrophic lateral sclerosisIncreased mTORC1 activityCellular demandSerine 72Amino acid availabilityLysosomal homeostasisSignaling proteinsMacromolecule degradationSites of amino acidsCell growthLysosomal poolMTORC1 inhibitionKinase 1Lysosomal functionAmino acidsInnate immunityLysosomesAmyotrophic lateral sclerosis
2012
The Transcription Factor TFEB Links mTORC1 Signaling to Transcriptional Control of Lysosome Homeostasis
Roczniak-Ferguson A, Petit CS, Froehlich F, Qian S, Ky J, Angarola B, Walther TC, Ferguson SM. The Transcription Factor TFEB Links mTORC1 Signaling to Transcriptional Control of Lysosome Homeostasis. Science Signaling 2012, 5: ra42. PMID: 22692423, PMCID: PMC3437338, DOI: 10.1126/scisignal.2002790.Peer-Reviewed Original ResearchMeSH Keywords14-3-3 ProteinsAnalysis of VarianceBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsElectrophoretic Mobility Shift AssayGene Expression RegulationHeLa CellsHomeostasisHumansLysosomesMechanistic Target of Rapamycin Complex 1Microphthalmia-Associated Transcription FactorMicroscopy, ConfocalMultiprotein ComplexesMutationPhosphorylationProteinsSignal TransductionTOR Serine-Threonine KinasesConceptsMTOR-dependent phosphorylationLysosomal functionTranscription factor MITFRapamycin complex 1Transcription factor TFEBMajor cellular siteTarget of mTORTranslocation of TFEBDefective organellesTranscriptional regulationCellular needsCellular homeostasisTranscriptional controlLysosome homeostasisLysosome biogenesisTranscription factorsLysosomal biogenesisPhysiological contextRegulatory mechanismsLysosome functionMechanistic targetTFEBCellular sitesLysosomal activityBiogenesisScience Signaling Podcast: 12 June 2012
Ferguson S, VanHook A. Science Signaling Podcast: 12 June 2012. Science Signaling 2012, 5 DOI: 10.1126/scisignal.2003263.Commentaries, Editorials and LettersTranscription factorsLysosomal homeostasisNuclear translocationActivity of TFEBExpression of genesDamaged organellesKinase mTORTFEB activityCell physiologyLysosomal proteinsLysosomal stressCellular wasteLysosomal functionTFEBInternalized materialScience SignalingMTOROrganellesTranslocationHomeostasisNormal conditionsDephosphorylationGenesSignalingCytoplasm