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Aqueous Solution Structure of the Alzheimer's Disease Abeta Peptide (1-42)
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D TOCSY 2mM beta peptide (TFA pretreated); 70% H2O, 30% hexafluoroisopropanol-d2 70% H2O, 30% hexafluoroisopropanol-d2 ambient 300 2 2D NOESY 2mM beta peptide (TFA pretreated); 70% H2O, 30% hexafluoroisopropanol-d2 70% H2O, 30% hexafluoroisopropanol-d2 ambient 300
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 400 2 Bruker AVANCE 500 3 Bruker AVANCE 600 4 Bruker AVANCE 750
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 100 Conformers Submitted Total Number 30 Representative Model 25 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe 1.5 delaglio 2 refinement DYANA 1.5 Guntert 3 collection XwinNMR 3.0 bruker 4 data analysis NMRView 5.0.4 johnson 5 structure solution DYANA 1.5 Guntert