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Structural Model for a 40-residue Beta-Amyloid Fibril with Three-Fold Symmetry, Negative Stagger
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D fpRFDR selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 2 2D RAD selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 3 2D TEDOR selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 4 fsREDOR selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 5 15N-BARE selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 6 13C-BARE selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 7 PITHIRDS-CT selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300 8 2D NCACX selective 13C and 15N beta-amyloid 10 mM phosphate buffer 10 7.4 ambient 300
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian Infinity 400 2 Varian Infinity 600
NMR Refinement Method Details Software simulated annealing X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 40 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 2 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore