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NMR structure of stem-loop 4 from the human 7SK snRNA in complex with arginine
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 1 mM 7SK-1 90% H2O/10% D2O 0.02 5.2 ambient 301 2 2D 1H-13C HSQC 2 mM [U-13C; U-15N]-Ade/Ura 7SK-AU-2 100% D2O 0.02 5.2 ambient 301 3 3D 1H-13C NOESY 2 mM [U-13C; U-15N]-Ade/Ura 7SK-AU-2 100% D2O 0.02 5.2 ambient 301 4 2D 1H-13C HSQC 2 mM [U-13C; U-15N]-Gua/Cyt 7SK-GC-3 100% D2O 0.02 5.2 ambient 301 5 3D 1H-13C NOESY 2 mM [U-13C; U-15N]-Gua/Cyt 7SK-GC-3 100% D2O 0.02 5.2 ambient 301
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 700
NMR Refinement Method Details Software torsion angle dynamics CYANA
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 200 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CYANA Guntert, Mumenthaler and Wuthrich 2 refinement CYANA Guntert, Mumenthaler and Wuthrich