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Solid-State Protein Structure Determination with Proton-Detected Triple Resonance 3D Magic-Angle Spinning NMR Spectroscopy
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NH 5 mM [U-13C; U-15N; U-2H] GB1, 50 % isopropyl alcohol, 25 % (4R)-2-Methylpentane-2,4-diol, 50 mM sodium phosphate Solid Slurry 5.5 ambient 281 2 3D CON(H)H 5 mM [U-13C; U-15N; U-2H] GB1, 50 % isopropyl alcohol, 25 % (4R)-2-Methylpentane-2,4-diol, 50 mM sodium phosphate Solid Slurry 5.5 ambient 281 3 3D HN(H)H 5 mM [U-13C; U-15N; U-2H] GB1, 50 % isopropyl alcohol, 25 % (4R)-2-Methylpentane-2,4-diol, 50 mM sodium phosphate Solid Slurry 5.5 ambient 281 4 2D N(H)H 5 mM [U-13C; U-15N; U-2H] GB1, 50 % isopropyl alcohol, 25 % (4R)-2-Methylpentane-2,4-diol, 50 mM sodium phosphate Solid Slurry 5.5 ambient 281
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 750
NMR Refinement Method Details Software DGSA-distance geometry simulated annealing, molecular dynamics X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 252 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution X-PLOR NIH 2.16.0 Schwieters, C.D. et al. 2 refinement X-PLOR NIH 2.16.0 Schwieters, C.D. et al. 3 processing NMRPipe Delaglio, F. et al. 4 chemical shift assignment Sparky Goddard, T.D. et al. 5 collection SpinSight Varian