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Structure of wild type pre-miR21 apical loop
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 0.8 mM pre-miR21, 0.8 mM ARG-VAL-ARG-THR-ARG-GLY-LYS-ARG-ARG-ILE-ARG-ARG-DPR-PRO, 10 mM potassium phosphate, 10 mM sodium chloride, 10 mM EDTA 100% D2O 10 mM 6.5 1 atm 310 Bruker DRX 500 2 2D 1H-1H NOESY 0.8 mM pre-miR21, 0.8 mM ARG-VAL-ARG-THR-ARG-GLY-LYS-ARG-ARG-ILE-ARG-ARG-DPR-PRO, 10 mM potassium phosphate, 10 mM sodium chloride, 10 mM EDTA 100% D2O 10 mM 6.5 1 atm 310 Bruker DRX 500 3 2D 1H-1H NOESY 0.8 mM pre-miR21, 0.8 mM ARG-VAL-ARG-THR-ARG-GLY-LYS-ARG-ARG-ILE-ARG-ARG-DPR-PRO, 10 mM potassium phosphate, 10 mM sodium chloride, 10 mM EDTA 100% D2O 10 mM 6.5 1 atm 310 Bruker AVANCE III 800 4 2D 1H-1H TOCSY 1 mM ARG-VAL-ARG-THR-ARG-GLY-LYS-ARG-ARG-ILE-ARG-ARG-DPR-PRO, 10 mM potassium phosphate, 10 mM sodium chloride 95% H2O/5% D2O 10 mM 6.5 1 atm 310 Bruker DRX 500 5 2D 1H-1H NOESY 1 mM ARG-VAL-ARG-THR-ARG-GLY-LYS-ARG-ARG-ILE-ARG-ARG-DPR-PRO, 10 mM potassium phosphate, 10 mM sodium chloride 95% H2O/5% D2O 10 mM 6.5 1 atm 310 Bruker DRX 500 6 2D 1H-15N HSQC 1 mM ARG-VAL-ARG-THR-ARG-GLY-LYS-ARG-ARG-ILE-ARG-ARG-DPR-PRO, 10 mM potassium phosphate, 10 mM sodium chloride 95% H2O/5% D2O 10 mM 6.5 1 atm 310 Bruker DRX 500
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500 2 Bruker AVANCE III 800
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 200 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 2 structure calculation X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 3 chemical shift assignment Sparky Goddard 4 peak picking Sparky Goddard