2005
A Nuclear Magnetic Resonance Investigation of the Energetics of Basepair Opening Pathways in DNA
Coman D, Russu IM. A Nuclear Magnetic Resonance Investigation of the Energetics of Basepair Opening Pathways in DNA. Biophysical Journal 2005, 89: 3285-3292. PMID: 16126830, PMCID: PMC1366824, DOI: 10.1529/biophysj.105.065763.Peer-Reviewed Original ResearchConceptsOpening reactionFree energyNuclear magnetic resonance investigationFree energy relationshipsMagnetic resonance investigationNMR spectroscopySolvent protonsProton exchangeEnergy relationshipsTransition stateExchange catalystResonance investigationOpening pathwaysRate of exchangeEquilibrium constantsEnthalpy changeDNA duplexImino protonsReactionNeighboring basesProtonsDifferent temperaturesEnergeticsOpen stateCatalyst
1996
Base-Catalysis of Imino Proton Exchange in DNA: Effects of Catalyst upon DNA Structure and Dynamics
Folta-Stogniew E, Russu I. Base-Catalysis of Imino Proton Exchange in DNA: Effects of Catalyst upon DNA Structure and Dynamics. Biochemistry 1996, 35: 8439-8449. PMID: 8679602, DOI: 10.1021/bi952932z.Peer-Reviewed Original ResearchConceptsDNA dodecamerProton exchangeExchange catalystImino proton exchangeDQF-COSY experimentsImino protonsEffect of catalystNon-exchangeable protonsSelf-complementary DNA dodecamerNucleic acid moleculesNMR spectroscopyDNA structureOverall correlation timeAcid moleculesSolution conformationBase catalysisCatalystProton resonancesWater protonsProton relaxationRate of exchangeNucleic acidsProtonsDodecamerCorrelation time
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