Backbone structure of the membrane domain of E. coli histidine kinase receptor ArcB, Center for Structures of Membrane Proteins (CSMP) target 4310C
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-15N HSQC | 0.5 mM DSS, 20 mM sodium acetate, 200 mM 1-myristoyl-2-hydroxy-sn-glycero-3-[phospho-rac-(1-glycerol)], 10 mM sodium chloride, 0.5 mM [U-98% 13C; U-98% 15N] Protein | 95% H2O/5% D2O | 5.5 | ambient | 318 | ||
| 2 | 2D 1H-15N HSQC | 0.5 mM DSS, 100 mM 1-myristoyl-2-hydroxy-sn-glycero-3-[phospho-rac-(1-glycerol)], 20 mM Mes-BisTris, 0.3 mM [U-99% 13C; U-99% 15N] Protein | 95% H2O/5% D2O | 5.5 | ambient | 318 | ||
| 3 | 3D 1H-15N NOESY | 0.5 mM DSS, 20 mM sodium acetate, 200 mM 1-myristoyl-2-hydroxy-sn-glycero-3-[phospho-rac-(1-glycerol)], 10 mM sodium chloride, 0.5 mM [U-98% 13C; U-98% 15N] Protein | 95% H2O/5% D2O | 5.5 | ambient | 318 | ||
| 4 | 3D 1H-15N NOESY | 0.5 mM DSS, 100 mM 1-myristoyl-2-hydroxy-sn-glycero-3-[phospho-rac-(1-glycerol)], 20 mM Mes-BisTris, 0.3 mM [U-99% 13C; U-99% 15N] Protein | 95% H2O/5% D2O | 5.5 | ambient | 318 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 900 |
| 2 | Bruker | AVANCE | 700 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics, simulated annealing | CYANA | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | target function |
| Conformers Calculated Total Number | 200 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | CYANA | 1.0.6 | Guntert, Mumenthaler and Wuthrich |
| 2 | collection | TopSpin | 2.1 | Bruker Biospin |
| 3 | peak picking | CARA | 1.8.4 | Keller and Wuthrich |
| 4 | data analysis | CARA | 1.8.4 | Keller and Wuthrich |
| 5 | structure visualization and analysis | MOLMOL | 2K.2 | Koradi, Billeter and Wuthrich |
| 6 | refinement | CYANA | 1.0.6 | Guntert, Mumenthaler and Wuthrich |
