2019
Structural Basis for Target-Directed MicroRNA Degradation
Sheu-Gruttadauria J, Pawlica P, Klum SM, Wang S, Yario TA, Schirle Oakdale NT, Steitz JA, MacRae IJ. Structural Basis for Target-Directed MicroRNA Degradation. Molecular Cell 2019, 75: 1243-1255.e7. PMID: 31353209, PMCID: PMC6754277, DOI: 10.1016/j.molcel.2019.06.019.Peer-Reviewed Original ResearchConceptsTarget-directed miRNA degradationMiRNA 3' endMicroRNA degradationMiRNA degradationHuman Ago2MiRNA activityMiRNA stabilityStructural basisGene expressionTarget RNALinker flexibilityMiRNAsEnd displaysFlexible linkerRNAKey determinantArgonauteHAgo2Enzymatic attackAgo2DegradationDuplexMicroRNAsMiRNAIsoforms
2016
Host miRNA degradation by Herpesvirus saimiri small nuclear RNA requires an unstructured interacting region
Pawlica P, Moss WN, Steitz JA. Host miRNA degradation by Herpesvirus saimiri small nuclear RNA requires an unstructured interacting region. RNA 2016, 22: 1181-1189. PMID: 27335146, PMCID: PMC4931111, DOI: 10.1261/rna.054817.115.Peer-Reviewed Original ResearchConceptsSmall nuclear RNAMiR-27Nuclear RNAVivo secondary structureBioinformatic structural analysisBinding site sequenceMiRNA degradationU RNARNA functionMutagenic analysisHSUR1Interacting regionsSite sequenceHost microRNAsSecondary structureHerpesvirus saimiriT cell activationOncogenic herpesvirusRNAStructural flexibilityDecreased levelsMutantsStructural analysisDegradationMicroRNAs
1997
AU-rich elements target small nuclear RNAs as well as mRNAs for rapid degradation
Fan X, Myer V, Steitz J. AU-rich elements target small nuclear RNAs as well as mRNAs for rapid degradation. Genes & Development 1997, 11: 2557-2568. PMID: 9334320, PMCID: PMC316563, DOI: 10.1101/gad.11.19.2557.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, SurfaceBase SequenceELAV ProteinsELAV-Like Protein 1Gene Expression RegulationGenes, ReporterGlobinsHerpesvirus 2, SaimiriineMolecular Sequence DataMutationRepetitive Sequences, Nucleic AcidRibonucleasesRNA, MessengerRNA, Small NuclearRNA, ViralRNA-Binding ProteinsTranscription, GeneticTransfectionConceptsAU-rich elementsMRNA degradation machinerySmall nuclear RNAHSUR 1Host RNA moleculesDegradation machineryMammalian mRNAsNuclear RNARNA moleculesMutational analysisSequence requirementsTarget RNAHuR proteinOngoing translationRNA 1MRNARapid degradationRNASimilar mechanismDegradation activityDeadenylationSnRNAMachineryProteinDegradationIdentification of HuR as a protein implicated in AUUUA‐mediated mRNA decay
Myer V, Fan X, Steitz J. Identification of HuR as a protein implicated in AUUUA‐mediated mRNA decay. The EMBO Journal 1997, 16: 2130-2139. PMID: 9155038, PMCID: PMC1169815, DOI: 10.1093/emboj/16.8.2130.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAmino Acid SequenceAnimalsAntigens, SurfaceBase CompositionCell ExtractsCross-Linking ReagentsELAV ProteinsELAV-Like Protein 1Gene Expression RegulationHeLa CellsHumansMiceMolecular Sequence DataMolecular WeightRegulatory Sequences, Nucleic AcidRNA, MessengerRNA-Binding ProteinsUltraviolet RaysConceptsAU-rich elementsMRNA decayUntranslated regionRNA-binding specificityARE-binding proteinsHeLa nuclear extractsGene familyMRNA degradationNuclear extractsEssential signalMessenger RNAProteinSequence's abilityHuRAUUUARapid degradationCritical roleHuR.RNAMachineryMRNADegradationRegulationSubsequent analysisExpression