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The Trp-cage: Optimizing the Stability of a Globular Miniprotein
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 1.0 mM TRP-CAGE 90% H2O/10% D2O 0.020 7.00 ambient 280 2 2D 1H-1H NOESY 1.0 mM TRP-CAGE 90% H2O/10% D2O 0.020 7.00 ambient 280
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500
NMR Refinement Method Details Software molecular dynamics, simulated annealing Steepest descent minimization Amber
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 50 Conformers Submitted Total Number 28 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement Amber 6 Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Koll 2 structure solution CNS 1.1 Brunger, Adams, Clore, Gros, Nilges and Read 3 chemical shift assignment Sparky 3.11 Goddard 4 processing NMRDraw 2.3 Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 5 collection XwinNMR 2.6 Bruker Biospin