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The Structure of Tandem GA RNA Pairs When Flanking Pairs are isoG-isoC Pairs
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 80 mM NaCl, 10 mM sodium phosphate, 0.5 mM Na2EDTA, pH 7.1, 0.7mM RNA duplex concentration, 90% H2O, 10% D2O 90% H2O/10% D2O 7.1 303 2 2D TOCSY 80 mM NaCl, 10 mM sodium phosphate, 0.5 mM Na2EDTA, pH 7.1, 0.7mM RNA duplex concentration, 90% H2O, 10% D2O 90% H2O/10% D2O 7.1 303 3 DQF-COSY 80 mM NaCl, 10 mM sodium phosphate, 0.5 mM Na2EDTA, pH 7.1, 0.7mM RNA duplex concentration, 90% H2O, 10% D2O 90% H2O/10% D2O 7.1 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 500 2 Varian INOVA 600
NMR Refinement Method Details Software simulated annealing, molecular dynamics VNMR
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations,structures with the lowest energy Conformers Calculated Total Number 20 Conformers Submitted Total Number 18 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection VNMR 6.1C Varian 2 processing NMRPipe 2.3 Delagio, F. 3 data analysis Sparky 3.11 Goddard, T.D.; Kneller, D.G. 4 structure solution Discover I2000 Molecular Simulations, Inc. 5 refinement Discover I2000 Molecular Simulations, Inc.