2023
Stress promotes RNA G-quadruplex folding in human cells
Kharel P, Fay M, Manasova E, Anderson P, Kurkin A, Guo J, Ivanov P. Stress promotes RNA G-quadruplex folding in human cells. Nature Communications 2023, 14: 205. PMID: 36639366, PMCID: PMC9839774, DOI: 10.1038/s41467-023-35811-x.Peer-Reviewed Original ResearchConceptsHuman cellsMRNA stabilityCellular stress responseRG4 structuresG-quadruplex structuresRNA G4sDynamic regulationG-quadruplex foldingRich nucleic acidsStress responsePermissive conditionsRG4FoldingStress removalRegulatory impactNucleic acidsCellsDimethylsulfateRNAMotifGuanineMRNARegulationStressSequence
2022
Systematic generation and imaging of tandem repeats reveal base-pairing properties that promote RNA aggregation
Isiktas A, Eshov A, Yang S, Guo J. Systematic generation and imaging of tandem repeats reveal base-pairing properties that promote RNA aggregation. Cell Reports Methods 2022, 2: 100334. PMID: 36452875, PMCID: PMC9701603, DOI: 10.1016/j.crmeth.2022.100334.Peer-Reviewed Original ResearchConceptsBase pairsRNA aggregationRNA-RNA interactionsLive-cell imagingConsecutive base pairsNoncanonical base pairsRNA aggregatesRepeat RNARepeat DNAMolecular basisRepeat sequencesMolecular mechanismsTandem repeatsRNAHexanucleotide repeatsStructural determinantsGGGGCC hexanucleotide repeatBase-pairing propertiesCommon pathological featureRepeatsSequenceUnifying modelGeneralizable approachDistinct propertiesEnhanced aggregation
2016
RNA G-quadruplexes are globally unfolded in eukaryotic cells and depleted in bacteria
Guo J, Bartel D. RNA G-quadruplexes are globally unfolded in eukaryotic cells and depleted in bacteria. Science 2016, 353: aaf5371-aaf5371. PMID: 27708011, PMCID: PMC5367264, DOI: 10.1126/science.aaf5371.Peer-Reviewed Original ResearchConceptsRNA G-quadruplexesEukaryotic cellsG-quadruplexStable four-stranded structuresG-quadruplexes in vitroG-quadruplex-forming sequencesPosttranscriptional gene regulationG-quadruplex-forming regionsFour-stranded structuresBacterial transcriptomesRNA regionsGene regulationEscherichia coliImpaired translationRNABacteriaCellsIn vitroEukaryotesTranscriptomeSequenceMachineryRegionRegulation
2014
Expanded identification and characterization of mammalian circular RNAs
Guo J, Agarwal V, Guo H, Bartel D. Expanded identification and characterization of mammalian circular RNAs. Genome Biology 2014, 15: 409. PMID: 25070500, PMCID: PMC4165365, DOI: 10.1186/s13059-014-0409-z.Peer-Reviewed Original ResearchConceptsRNA-seq dataRNA-seqHuman circRNAsProtein-coding sequencesZinc-finger proteinProperties of circRNAsRegulate gene expressionCell type-specificCircular RNAsSequence conservationENCODE projectRibosome profilingMiRNA sitesTopological isoformsComputational pipelineBiological functionsMouse circRNAsGene expressionMiR-7 spongeLow abundanceCell typesExpression levelsRNACircRNAsSequence
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply