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NMR solution structure of a disulfide analogue of the cyclic sunflower trypsin inhibitor SFTI-1
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 DQF-COSY 10 mM peptide in 0.5 ml solvent 90% H2O/10% D2O 4.5 ambient 290 2 2D TOCSY 10 mM peptide in 0.5 ml solvent 90% H2O/10% D2O 4.5 ambient 290 3 2D NOESY 10 mM peptide in 0.5 ml solvent 90% H2O/10% D2O 4.5 ambient 290 4 2D TOCSY 10 mM peptide in 0.5 ml solvent 100% D2O 4.5 ambient 290 5 2D NOESY 10 mM peptide in 0.5 ml solvent 100% D2O 4.5 ambient 290 6 E-COSY 10 mM peptide in 0.5 ml solvent 100% D2O 4.5 ambient 290
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 750
NMR Refinement Method Details Software Structures were calculated using torsion angle dynamics and refined using cartesian dynamics and energy minimization in solvent using CNS. XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Additional NMR Experimental Information Details This structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 3.5 Bruker 2 structure solution CNS 1.0 BRUNGER, ADAMS, CLORE, DELANO, GROS, GROSSE-KUNSTLEVE, JIANG, KUSZEWSKI, NILGES, PANNU, READ, RICE, SIMONSON, WARREN 3 refinement CNS 1.0 BRUNGER, ADAMS, CLORE, DELANO, GROS, GROSSE-KUNSTLEVE, JIANG, KUSZEWSKI, NILGES, PANNU, READ, RICE, SIMONSON, WARREN