Direct measurement of oligonucleotide substrate binding to wild-type and mutant ribozymes from Tetrahymena.
Pyle AM, McSwiggen JA, Cech TR. Direct measurement of oligonucleotide substrate binding to wild-type and mutant ribozymes from Tetrahymena. Proceedings Of The National Academy Of Sciences Of The United States Of America 1990, 87: 8187-8191. PMID: 2236030, PMCID: PMC54920, DOI: 10.1073/pnas.87.21.8187.Peer-Reviewed Original ResearchConceptsSingle base changeBase-pairing interactionsGuanosine-binding siteRNA substratesSubstrate bindingRNA cleavageOligonucleotide substratesEfficient RNA cleavageTertiary interactionsBase changesRibozyme variantsTetrahymena ribozymeWeak substrateMutant ribozymesRibozymePolyacrylamide gelsEquilibrium dissociation constantsDeoxyribose sugarCatalytic activityDivalent cationsEnergetic stabilizationMutagenesisDissociation constantsTetrahymenaLow Mg2
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