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Dynamic Regulation of Archaeal Proteasome Gate Opening as Studied by TROSY-NMR
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-13C HMQC 0.2-3 mM [U-15N; U-2H; Met-1H,Met-CH3-13C] alpha-1, 100 % D2O-2, 25 mM potassium phosphate-3, 50 mM sodium chloride-4, 1 mM EDTA-5, 0.02 % sodium azide-6 100% D2O 6.8 ambient 323 2 2D 1H-13C HMQC 0.2-3 mM [U-15N; U-2H; Met-1H,Met-CH3-13C] alpha-1, 100 % D2O-2, 25 mM potassium phosphate-3, 50 mM sodium chloride-4, 1 mM EDTA-5, 0.02 % sodium azide-6 100% D2O 6.8 ambient 323
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 600 2 Varian INOVA 800
NMR Refinement Method Details Software simulated annealing Sparky
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 99 Conformers Submitted Total Number 30 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 chemical shift assignment Sparky 3.114 Goddard 2 data analysis Sparky 3.114 Goddard 3 peak picking Sparky 3.114 Goddard 4 structure solution X-PLOR NIH 2.23 Schwieters, Kuszewski, Tjandra and Clore 5 data analysis NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 6 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 7 refinement X-PLOR NIH 2.23 Schwieters, Kuszewski, Tjandra and Clore