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Heterogeneous-Backbone Mimics of a Designed Disulfide-Rich Protein: Aib turn, Aib helix, N-methyl hairpin
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D TOCSY 0.2 mM NA DSS, 1.0 mM NA Designed peptide NC_HEE_D1: Aib turn, Aib helix, N-methyl hairpin mutant 90% H2O/10% D2O 5 mM 4.0 1 atm 275 Bruker AVANCE 700 2 2D NOESY 0.2 mM NA DSS, 1.0 mM NA Designed peptide NC_HEE_D1: Aib turn, Aib helix, N-methyl hairpin mutant 90% H2O/10% D2O 5 mM 4.0 1 atm 275 Bruker AVANCE 700 3 2D COSY 0.2 mM NA DSS, 1.0 mM NA Designed peptide NC_HEE_D1: Aib turn, Aib helix, N-methyl hairpin mutant 90% H2O/10% D2O 5 mM 4.0 1 atm 275 Bruker AVANCE 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 700
NMR Refinement Method Details Software simulated annealing ARIA
NMR Ensemble Information Conformer Selection Criteria low Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 data analysis Sparky Goddard 2 structure calculation ARIA 2.3 Linge, O'Donoghue and Nilges