2022
A Two-tiered functional screen identifies herpesviral transcriptional modifiers and their essential domains
Morgens D, Nandakumar D, Didychuk A, Yang K, Glaunsinger B. A Two-tiered functional screen identifies herpesviral transcriptional modifiers and their essential domains. PLOS Pathogens 2022, 18: e1010236. PMID: 35041709, PMCID: PMC8797222, DOI: 10.1371/journal.ppat.1010236.Peer-Reviewed Original ResearchConceptsViral DNA replicationKaposi's sarcoma-associated herpesvirusViral genomeDsDNA virusesLate genesDNA replicationTranscriptional activityViral sequencesViral transcriptional activityCatalytic domainIndividual mutantsSgRNA librarySarcoma-associated herpesvirusTiling screensDNA bindingDeep sequencingBase pairsFunctional screeningCut sitePooled screeningTranscriptional modifiersDNA virusesGenomeEssential domainsGene expression
2015
Structural requirements for protein-catalyzed annealing of U4 and U6 RNAs during di-snRNP assembly
Didychuk A, Montemayor E, Brow D, Butcher S. Structural requirements for protein-catalyzed annealing of U4 and U6 RNAs during di-snRNP assembly. Nucleic Acids Research 2015, 44: 1398-1410. PMID: 26673715, PMCID: PMC4756825, DOI: 10.1093/nar/gkv1374.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceBinding, CompetitiveKineticsModels, MolecularMolecular Sequence DataMutationNucleic Acid ConformationProtein BindingProtein Structure, TertiaryRibonucleoprotein, U4-U6 Small NuclearRibonucleoproteins, Small NuclearRNA, FungalRNA, Small NuclearSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsConceptsU6 RNADi-snRNPRemodeling of RNA structureAnnealing in vitroTri-snRNP complexLarge-scale remodelingStable ternary complexRNA bindingRNA structureRibonucleoprotein complexU6 snRNPU6 snRNABase pairsPrp24RNATernary complexU4/U6Electropositive characterRate enhancementAssemblyStructural requirementsSnRNASnRNPLsm2Annealing rate