Molecular structure of Cu(II)-bound amyloid-beta monomer implicated in inhibition of peptide self-assembly in Alzheimer's disease
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-15N HSQC | 10 mM no HEPES, 10 % D2 D2O, 100 uM no copper, 75 uM [U-100% 13C; U-100% 15N] amyloid beta | 90% H2O/10% D2O | 10 mM | 7.2 | 1013.25 mbar | 281 | Bruker AVANCE 950 |
| 2 | 2D 1H-13C HSQC | 10 mM no HEPES, 10 % D2 D2O, 100 uM no copper, 75 uM [U-100% 13C; U-100% 15N] amyloid beta | 90% H2O/10% D2O | 10 mM | 7.2 | 1013.25 mbar | 281 | Bruker AVANCE 950 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 950 |
| 2 | Bruker | AVANCE | 700 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| molecular dynamics | Amber | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | all calculated structures submitted |
| Conformers Calculated Total Number | 5 |
| Conformers Submitted Total Number | 5 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | Amber | Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman | |
| 2 | structure calculation | CYANA | 3.98.13 | Guntert, Mumenthaler and Wuthrich |
| 3 | chemical shift assignment | NMRFAM-SPARKY | Lee, Tonelli and Markley | |
| 4 | peak picking | NMRFAM-SPARKY | Lee, Tonelli and Markley | |
