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 attackAgo2DegradationDuplexMicroRNAsMiRNAIsoformsHow Complementary Targets Expose the microRNA 3′ End for Tailing and Trimming during Target-Directed microRNA Degradation
Pawlica P, Sheu-Gruttadauria J, MacRae IJ, Steitz JA. How Complementary Targets Expose the microRNA 3′ End for Tailing and Trimming during Target-Directed microRNA Degradation. Cold Spring Harbor Symposia On Quantitative Biology 2019, 84: 039321. PMID: 32019864, PMCID: PMC9161719, DOI: 10.1101/sqb.2019.84.039321.Peer-Reviewed Original ResearchTarget-directed miRNA degradationMiRNA 3' endCellular enzymesMiRNA seed sequencesMiRNA complementarityMiRNA decayArgonaute proteinsMicroRNA degradationMiRNA degradationMiRNA 5Posttranscriptional regulationMiRNA targetsCertain transcriptsSeed sequenceExtensive complementarityMolecular mechanismsMessenger RNATranscriptsEnzymeRegulationEnzymatic attackRecent advancesTargetMicroRNAsRNA