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Solution structure of the Trypanosoma cruzi cysteine protease inhibitor chagasin
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1.19 mM unlabeled chagasin 90% H2O / 10% D2O;
20mM phosphate buffer 50 mM NaCl 5.6 1 atm 298 2 2D NOESY 1.19 mM unlabeled chagasin 100% D2O;
20mM phosphate buffer 50 mM NaCl 5.6 1 atm 298 3 3D_15N-separated_NOESY 0.52 mM U-15N chagasin 90% H2O / 10% D2O;
20mM phosphate buffer 50 mM NaCl 5.6 1 atm 298 4 3D_13C-separated_NOESY 0.73 mM U-15N,13C chagasin 100% D2O;
20mM phosphate buffer 50 mM NaCl 5.6 1 atm 298 5 Triple-resonance experiments 0.3 mM U-15N,13C chagasin 90% H2O / 10% D2O;
20mM phosphate buffer 50 mM NaCl 5.6 1 atm 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 600
NMR Refinement Method Details Software simulated annealing, torsion angle dynamics, water-box refinement XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 200 Conformers Submitted Total Number 15 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 3.0 Bruker AG 2 data analysis Sparky 3.106 UCSF 3 refinement CNS 1.1 Brunger, A.T. et al. 4 refinement ARIA 1.2 Linge, J.P., O Donoghue, S. I., Nilge, M.