2013
Phosphorylation of DGCR8 Increases Its Intracellular Stability and Induces a Progrowth miRNA Profile
Herbert KM, Pimienta G, DeGregorio SJ, Alexandrov A, Steitz JA. Phosphorylation of DGCR8 Increases Its Intracellular Stability and Induces a Progrowth miRNA Profile. Cell Reports 2013, 5: 1070-1081. PMID: 24239349, PMCID: PMC3892995, DOI: 10.1016/j.celrep.2013.10.017.Peer-Reviewed Original ResearchConceptsMicroprocessor complexRNA-binding proteinRNase III enzymeInhibition of phosphatasesStem-loop structureERK/MAPKSpecific processing activityMiRNA expression profilesExtracellular cuesMiRNA biogenesisDrosha proteinPhosphorylation sitesPrimary miRNAMammalian cellsProtein stabilityExpression profilesDGCR8Intracellular stabilityHeLa cellsCellular levelMiRNA profilesPhosphorylationMRNA levelsProteinCells
2012
Tri-snRNP-associated proteins interact with subunits of the TRAMP and nuclear exosome complexes, linking RNA decay and pre-mRNA splicing
Nag A, Steitz JA. Tri-snRNP-associated proteins interact with subunits of the TRAMP and nuclear exosome complexes, linking RNA decay and pre-mRNA splicing. RNA Biology 2012, 9: 334-342. PMID: 22336707, PMCID: PMC3384585, DOI: 10.4161/rna.19431.Peer-Reviewed Original ResearchConceptsDecay machineryMRNA splicingRNA decay machineryRNA decay factorsTri-snRNP complexNuclear exosome complexPM/SclYeast counterpartIntergenic transcriptsSnoRNA biogenesisExosome complexTri-snRNPRNA decayRRNA processingPhosphorylation sitesMRNA processingPutative componentsMtr4Prp31MachinerySplicingDifferent pathwaysProteinSpliceosomeBiogenesis