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The spatial structure of amyloidogenic SEM1(68-107) peptide
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D CBCA(CO)NH 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700 2 3D C(CO)NH 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700 3 3D HNCA 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700 4 3D HNCO 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700 5 3D HN(CA)CO 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700 6 3D HNCACB 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700 7 3D 1H-15N TOCSY 0.3 mM [U-13C; U-15N] SEM1(68-107) peptide 90% H2O/10% D2O 0 8.8 1 atm 278 Bruker AVANCE III 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 700
NMR Refinement Method Details Software simulated annealing X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 50 Conformers Submitted Total Number 10 Representative Model 1 (minimized average structure)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CNS Brunger A. T. et.al. 2 structure calculation X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 3 chemical shift assignment CcpNmr Analysis CCPN 4 processing TopSpin 3.6 Bruker Biospin