2001
Biochemical Detection of Monovalent Metal Ion Binding Sites within RNA
Basu S, Strobel S. Biochemical Detection of Monovalent Metal Ion Binding Sites within RNA. Methods 2001, 23: 264-275. PMID: 11243839, DOI: 10.1006/meth.2000.1137.Peer-Reviewed Original ResearchConceptsX-ray crystal structureMonovalent cationsMetal ion binding siteMetal ion bindingHeavy metal cationsIon binding siteMetal sitesMetal cationsSoft LewisCrystal structureIon bindingCationsChemical propertiesNucleotide analog interference mappingP4-P6 domainAzoarcus group I intronMetal potassiumSimilar binding sitesNucleic acidsBinding sitesBiochemical detectionTetrahymena group I intronLarge RNAsGroup I intronDistinct biochemical signatures
1999
Nucleotide Analog Interference Mapping
Ryder S, Strobel S. Nucleotide Analog Interference Mapping. Methods 1999, 18: 38-50. PMID: 10208815, DOI: 10.1006/meth.1999.0755.Peer-Reviewed Original ResearchConceptsFunctional groupsActive moleculesGroup substitutionNucleotide analog interference mappingIncorporation propertiesIndividual analoguesMoleculesSeries 5AnaloguesSubstitution experimentsGel electrophoresisInterference mappingUnique biochemical signatureSubstitutionSynthesisNucleoside analog triphosphatesActivity assaysBiochemical informationReactionAnalog substitutionsAssayable functionChemogenetic approachRNA structureNucleotide analoguesIodine
1998
A specific monovalent metal ion integral to the AA platform of the RNA tetraloop receptor
Basu S, P. Rambo R, Strauss-Soukup J, H.Cate J, R. Ferré-D´Amaré A, Strobel S, Doudna J. A specific monovalent metal ion integral to the AA platform of the RNA tetraloop receptor. Nature Structural & Molecular Biology 1998, 5: 986-992. PMID: 9808044, DOI: 10.1038/2960.Peer-Reviewed Original ResearchConceptsP4-P6 domainTetraloop receptorCatalytic RNALarge catalytic RNAsGroup I intronRNA tertiary structure formationTertiary structure formationTertiary structural motifsI intronRNAWide diversityFoldingStructural motifsDivalent metal ionsPotassium ionsReceptorsIntronsAzoarcusDomainDiversityMotifSitesActivityMonovalent ionsIdentifying RNA Minor Groove Tertiary Contacts by Nucleotide Analogue Interference Mapping with N 2-Methylguanosine †
Ortoleva-Donnelly L, Kronman M, Strobel S. Identifying RNA Minor Groove Tertiary Contacts by Nucleotide Analogue Interference Mapping with N 2-Methylguanosine †. Biochemistry 1998, 37: 12933-12942. PMID: 9737873, DOI: 10.1021/bi980723j.Peer-Reviewed Original ResearchN2-Methylguanosine is iso-energetic with guanosine in RNA duplexes and GNRA tetraloops
Rife J, Cheng C, Moore P, Strobel S. N2-Methylguanosine is iso-energetic with guanosine in RNA duplexes and GNRA tetraloops. Nucleic Acids Research 1998, 26: 3640-3644. PMID: 9685477, PMCID: PMC147776, DOI: 10.1093/nar/26.16.3640.Peer-Reviewed Original ResearchConceptsM2GGNRA tetraloopRNA duplexesG substitutionSecondary structural stabilityHypermethylated regionsRNA structureNatural RNAPossible functionsRNAWatson-Crick pairsTetraloopNucleotidesN2-methylguanosineRibosomesRRNADuplexMethylationThermodynamic consequencesSubstitutionWide varietyDuplex stabilityPairsFunctionGuanosine
1997
Defining the chemical groups essential for Tetrahymena group I intron function by nucleotide analog interference mapping
Strobel S, Shetty K. Defining the chemical groups essential for Tetrahymena group I intron function by nucleotide analog interference mapping. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 2903-2908. PMID: 9096319, PMCID: PMC20295, DOI: 10.1073/pnas.94.7.2903.Peer-Reviewed Original Research
1996
Exocyclic Amine of the Conserved G·U Pair at the Cleavage Site of the Tetrahymena Ribozyme Contributes to 5‘-Splice Site Selection and Transition State Stabilization †
Strobel S, Cech T. Exocyclic Amine of the Conserved G·U Pair at the Cleavage Site of the Tetrahymena Ribozyme Contributes to 5‘-Splice Site Selection and Transition State Stabilization †. Biochemistry 1996, 35: 1201-1211. PMID: 8573575, DOI: 10.1021/bi952244f.Peer-Reviewed Original Research