1997
Rational design of allosteric ribozymes
Tang J, Breaker R. Rational design of allosteric ribozymes. Cell Chemical Biology 1997, 4: 453-459. PMID: 9224568, DOI: 10.1016/s1074-5521(97)90197-6.Peer-Reviewed Original ResearchConceptsAllosteric regulationAllosteric ribozymesEffector moleculesProtein enzymesActive siteCatalytic ratePresence of dATPSelf-cleaving ribozymesSmall effector moleculesPresence of ATPSmall molecule receptorRational design strategyCellular processesEnzyme active siteAptamer domainAllosteric controlAllosteric enzymeCatalytic RNARNA aptamersConformational changesLigand moleculesMetabolic pathwaysCatalytic activityAllosteric hammerheadCatalytic features
1996
In vitro selection of self-cleaving DNAs
Carmi N, Shultz L, Breaker R. In vitro selection of self-cleaving DNAs. Cell Chemical Biology 1996, 3: 1039-1046. PMID: 9000012, DOI: 10.1016/s1074-5521(96)90170-2.Peer-Reviewed Original ResearchMeSH KeywordsAscorbic AcidBase SequenceCopperDNA, Single-StrandedElectrophoresis, Polyacrylamide GelGenetic EngineeringKineticsMolecular Sequence DataNucleic Acid ConformationOligodeoxyribonucleotidesRNA, CatalyticSequence AnalysisConceptsIndividual catalystsCatalytic DNAEnzyme-like activityChemical transformationsSole cofactorRate enhancementAdditional reactionsCu2DNA enzymeCatalystDNA cleavageBiological contextVitro SelectionUncatalyzed rateOxidative mechanismsDNAFurther optimizationDistinct classesRibozymeHydroxylDeoxyribozymesBiocatalystReactionCleavageCofactor
1994
Production of RNA by a polymerase protein encapsulated within phospholipid vesicles
Chakrabarti A, Breaker R, Joyce G, Deamer D. Production of RNA by a polymerase protein encapsulated within phospholipid vesicles. Journal Of Molecular Evolution 1994, 39: 555-559. PMID: 7528810, DOI: 10.1007/bf00160400.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine DiphosphateDimyristoylphosphatidylcholineDNA-Directed RNA PolymerasesElectrophoresis, Polyacrylamide GelFluorescenceLiposomesRNAConceptsRNA polymeraseTemplate-independent RNA polymeraseProduction of RNACatalyzed polymerization reactionsBoundary membraneMacromolecular catalystsRNA productsPolymerization reactionPolymerase proteinDimyristoyl phosphatidylcholine vesiclesPolyacrylamide gel electrophoresisEthidium bromide fluorescenceEarly cellsRNA polymersPhase transition temperatureSubstrate fluxPhospholipid vesiclesVesiclesFree enzymeSuch reactionsGel electrophoresisPhosphatidylcholine vesiclesComponent lipidsPolymeraseCatalyst