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Refined solution structure of the PEMV-1 mRNA pseudoknot, regularized average structure
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D 1H-13C NOESY 2 mM [U-100% 13C; U-100% 15N] RNA, 10 mM potassium phosphate, 100 mM potassium chloride, 0.1 mM DSS, 5 mM magnesium chloride 100% D2O 6 ambient 298 2 2D 1H-1H NOESY 2 mM RNA, 10 mM potassium phosphate, 100 mM potassium chloride, 0.1 mM DSS, 5 mM magnesium chloride 90% H2O/10% D2O 6 ambient 298 3 J-modulated CT-HSQC 2 mM [U-100% 13C; U-100% 15N] RNA, 10 mM potassium phosphate, 100 mM potassium chloride, 0.1 mM DSS, 20 mg/ml Pf1 phage, 5 mM magnesium chloride 100% D2O 6 ambient 298 4 CT-TROSY 2 mM [U-100% 13C; U-100% 15N] RNA, 10 mM potassium phosphate, 100 mM potassium chloride, 0.1 mM DSS, 20 mg/ml Pf1 phage, 5 mM magnesium chloride 100% D2O 6 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 900 2 Bruker AVANCE 800 3 Varian INOVA 500 4 Varian INOVA 600
NMR Refinement Method Details Software simulated annealing X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 28 Conformers Submitted Total Number 1 Representative Model (minimized average structure)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra, Clore 2 chemical shift assignment Sparky Goddard 3 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 4 peak picking Felix Accelrys Software Inc.