2016
Control of plasma membrane lipid homeostasis by the extended synaptotagmins
Saheki Y, Bian X, Schauder CM, Sawaki Y, Surma MA, Klose C, Pincet F, Reinisch KM, De Camilli P. Control of plasma membrane lipid homeostasis by the extended synaptotagmins. Nature Cell Biology 2016, 18: 504-515. PMID: 27065097, PMCID: PMC4848133, DOI: 10.1038/ncb3339.Peer-Reviewed Original ResearchConceptsSMP domainE-Syt1ER-PM tethersMembrane lipid homeostasisPlasma membrane lipidsEndoplasmic reticulum proteinAccumulation of diacylglycerolE-SytsExtended synaptotagminsMolecular basisMajor glycerolipidsReticulum proteinsMetabolic recyclingMembrane lipidsLipid homeostasisPLC activationSynaptotagminSustained accumulationHomeostatic responseDiacylglycerolGlycerolipidsMetabolic changesGenomeCa2Accumulation
2014
Diversity and plasticity in Rab GTPase nucleotide release mechanism has consequences for Rab activation and inactivation
Langemeyer L, Bastos R, Cai Y, Itzen A, Reinisch KM, Barr FA. Diversity and plasticity in Rab GTPase nucleotide release mechanism has consequences for Rab activation and inactivation. ELife 2014, 3: e01623. PMID: 24520163, PMCID: PMC3919270, DOI: 10.7554/elife.01623.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAspartic AcidBacterial ProteinsCatalytic DomainDeath Domain Receptor Signaling Adaptor ProteinsDNA-Binding ProteinsEnzyme ActivationGlutamineGuanine Nucleotide Exchange FactorsHeLa CellsHumansHydrolysisListeriaModels, MolecularMutagenesis, Site-DirectedMutationProtein ConformationRab GTP-Binding ProteinsRab1 GTP-Binding ProteinsRab5 GTP-Binding ProteinsSignal TransductionTransfectionConceptsActive site residuesGTP hydrolysis mechanismNucleotide-free formActive site glutamineSwitch II regionDifferent RabsRab activationRab GTPasesGTPase activationGlutamine mutantNucleotide exchangeGDP releaseRabActivation mechanismActivation pathwayActive formPathwayResiduesActivationII regionRAPlasticityGTPasesRab5GEF