2018
Munc18-1 catalyzes neuronal SNARE assembly by templating SNARE association
Jiao J, He M, Port SA, Baker RW, Xu Y, Qu H, Xiong Y, Wang Y, Jin H, Eisemann TJ, Hughson FM, Zhang Y. Munc18-1 catalyzes neuronal SNARE assembly by templating SNARE association. ELife 2018, 7: e41771. PMID: 30540253, PMCID: PMC6320071, DOI: 10.7554/elife.41771.Peer-Reviewed Original ResearchConceptsSNARE assemblyMunc18-1Sec1/Munc18-family (SM) proteinsSM protein Munc18-1Membrane fusionMunc18-1 mutationsNeuronal SNARE assemblyFour-helix bundleC-terminal regionN-terminal regionSingle-molecule force spectroscopySNARE motifSm proteinsSynaptic SNAREsMunc18-3SNARE zipperingProtein mechanismsTemplate complexForce spectroscopySnareZipperingProteinAssemblyComplexesVps33
2015
Reconstitution of the human U snRNP assembly machinery reveals stepwise Sm protein organization
Neuenkirchen N, Englbrecht C, Ohmer J, Ziegenhals T, Chari A, Fischer U. Reconstitution of the human U snRNP assembly machinery reveals stepwise Sm protein organization. The EMBO Journal 2015, 34: 1925-1941. PMID: 26069323, PMCID: PMC4547896, DOI: 10.15252/embj.201490350.Peer-Reviewed Original ResearchConceptsSMN complexAssembly machinerySm proteinsSpliceosomal U snRNPsDetailed molecular dissectionTrans-acting factorsSpontaneous conformational changesBiochemical reconstitutionPRMT5 complexU snRNPsProtein complexesMolecular dissectionProtein substratesProtein organizationIndividual proteinsConformational changesFaithful deliveryMode of actionRecombinant sourcesCoordinated actionBrownian machineMechanistic insightsSnRNPsProteinAssembly reaction
2008
An Assembly Chaperone Collaborates with the SMN Complex to Generate Spliceosomal SnRNPs
Chari A, Golas MM, Klingenhäger M, Neuenkirchen N, Sander B, Englbrecht C, Sickmann A, Stark H, Fischer U. An Assembly Chaperone Collaborates with the SMN Complex to Generate Spliceosomal SnRNPs. Cell 2008, 135: 497-509. PMID: 18984161, DOI: 10.1016/j.cell.2008.09.020.Peer-Reviewed Original ResearchConceptsSpliceosomal small nuclear ribonucleoproteinsSMN complexSm proteinsProtein unitsCore domainMRNA processing machinerySmall nuclear ribonucleoproteinSnRNP formationAssembly chaperonesPRMT5 complexClamp loaderNuclear ribonucleoproteinProcessing machinerySnRNAMode of actionPIClnStructural studiesProteinComplexesEssential componentPRMT5ChaperonesSnRNPRibonucleoproteinMachinery
2007
Selective Activation of Cognate SNAREpins by Sec1/Munc18 Proteins
Shen J, Tareste DC, Paumet F, Rothman JE, Melia TJ. Selective Activation of Cognate SNAREpins by Sec1/Munc18 Proteins. Cell 2007, 128: 183-195. PMID: 17218264, DOI: 10.1016/j.cell.2006.12.016.Peer-Reviewed Original ResearchConceptsSec1/Munc18 (SM) proteinsMunc18 proteinsSm proteinsIntracellular membrane fusionSNARE fusion machineryCognate SNAREsV-SNAREFusion specificityFusion machineryMunc18-1Membrane fusionMolecular mechanismsStimulatory subunitProteinNeurotransmitter releaseFundamental roleSNAREpinsSelective activationExocytosisSubunitsMachinerySnareFusionActivationBilayers
2006
A Comprehensive Interaction Map of the Human Survival of Motor Neuron (SMN) Complex*
Otter S, Grimmler M, Neuenkirchen N, Chari A, Sickmann A, Fischer U. A Comprehensive Interaction Map of the Human Survival of Motor Neuron (SMN) Complex*. Journal Of Biological Chemistry 2006, 282: 5825-5833. PMID: 17178713, DOI: 10.1074/jbc.m608528200.Peer-Reviewed Original ResearchConceptsMotor neurons (SMN) complexSMN complexComprehensive interaction mapInteraction mapSm proteinsSMN proteinSpinal muscular atrophy (SMA) disease geneRich small nuclear ribonucleoproteinSmall nuclear ribonucleoproteinAssembly machineryU snRNPsProtein SMNU snRNAsNuclear ribonucleoproteinDisease genesSm classGemins 2ProteinSnRNANovel assayModular compositionMultiple interactionsComplexesGemin5Major component
2000
U snRNP assembly in yeast involves the La protein
Xue D, Rubinson D, Pannone B, Yoo C, Wolin S. U snRNP assembly in yeast involves the La protein. The EMBO Journal 2000, 19: 1650-1660. PMID: 10747032, PMCID: PMC310233, DOI: 10.1093/emboj/19.7.1650.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceDNA PrimersFungal ProteinsGenes, FungalMutationProtein BindingRibonucleoprotein, U1 Small NuclearRibonucleoprotein, U4-U6 Small NuclearRibonucleoproteins, Small NuclearRNA PrecursorsRNA StabilityRNA-Binding ProteinsRNA, FungalSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSpliceosomesConceptsU4 RNALa proteinU4/U6 snRNPLa autoantigen bindsU snRNP assemblyRNA polymerase III transcriptsU4/U6 snRNPsRNA polymerase IIPolymerase III transcriptsEukaryotic nucleusSnRNP assemblySpliceosomal snRNPsSm proteinsU5 snRNPsMature RNAPolymerase IIU5 RNALhp1pU6 snRNPMutant cellsU6 snRNPsPermissive temperatureYeast cellsSnRNPsRNA
1999
Saccharomyces cerevisiae telomerase is an Sm small nuclear ribonucleoprotein particle
Seto A, Zaug A, Sobel S, Wolin S, Cech T. Saccharomyces cerevisiae telomerase is an Sm small nuclear ribonucleoprotein particle. Nature 1999, 401: 177-180. PMID: 10490028, DOI: 10.1038/43694.Peer-Reviewed Original ResearchConceptsSm proteinsSaccharomyces cerevisiae telomeraseNuclear messenger RNASmall nuclear ribonucleoprotein particleRNA polymerase IISmall nuclear ribonucleoproteinNuclear ribonucleoprotein particleTrimethylguanosine capPolymerase IIRNA processingTelomerase RNAEnzyme telomeraseNuclear ribonucleoproteinRibonucleoprotein particleProtein subunitsMessenger RNATelomeraseTelomerase activityRNAProteinEukaryotesSnRNPsYeast extractRibonucleoproteinChromosomes
1998
A role for the yeast La protein in U6 snRNP assembly: evidence that the La protein is a molecular chaperone for RNA polymerase III transcripts
Pannone B, Xue D, Wolin S. A role for the yeast La protein in U6 snRNP assembly: evidence that the La protein is a molecular chaperone for RNA polymerase III transcripts. The EMBO Journal 1998, 17: 7442-7453. PMID: 9857199, PMCID: PMC1171088, DOI: 10.1093/emboj/17.24.7442.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAutoantigensFungal ProteinsGene DosageMolecular ChaperonesMolecular Sequence DataMutationN-Terminal Acetyltransferase CRibonucleoprotein, U4-U6 Small NuclearRibonucleoproteinsRibonucleoproteins, Small NuclearRNA Polymerase IIIRNA PrecursorsRNA, FungalRNA, MessengerRNA-Binding ProteinsSaccharomyces cerevisiae ProteinsSequence Homology, Amino AcidsnRNP Core ProteinsConceptsU6 snRNP assemblyPolymerase III transcriptsRNA polymerase III transcriptsSnRNP assemblyU6 snRNPLa proteinMolecular chaperonesYeast La proteinSm-like proteinsCore Sm proteinsFamily of proteinsSm proteinsU5 snRNPsU6 RNALhp1pFirst proteinPolymerase IIILa autoantigenNovel componentYeast cellsSnRNPEarly stepsLsm8pProteinTranscripts
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