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Solution structure of K2 lobe of double-knot toxin
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D DQF-COSY 1 mM K2-1 90% H2O/10% D2O 4.0 ambient 298 2 2D 1H-1H TOCSY 1 mM K2-1 90% H2O/10% D2O 4.0 ambient 298 3 2D 1H-1H NOESY 1 mM K2-1 90% H2O/10% D2O 4.0 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 2 chemical shift assignment NMRView Johnson, One Moon Scientific 3 geometry optimization CYANA Guntert, Mumenthaler and Wuthrich 4 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 5 refinement CYANA