1CEK
THREE-DIMENSIONAL STRUCTURE OF THE MEMBRANE-EMBEDDED M2 CHANNEL-LINING SEGMENT FROM THE NICOTINIC ACETYLCHOLINE RECEPTOR BY SOLID-STATE NMR SPECTROSCOPY
SOLID-STATE NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 15N SHIFT/1H-15N DIPOLAR COUPLING PISEMA | DMPC | 6.0 | 295 | ||||
| 2 | 15N SHIFT/15N SHIFT HETCOR | DMPC | 6.0 | 295 | ||||
| 3 | 1H SHIFT/15N SHIFT/1H-15N DIPOLAR COUPLING CORRELATION | DMPC | 6.0 | 295 | ||||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Home-built | HOMEBUILT | 400 |
| 2 | CHEMAGNETICS | CMX400 | 550 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| ORIENTATIONAL CONSTRAINTS | FISI | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | LOWEST ENERGY |
| Conformers Calculated Total Number | 24 |
| Conformers Submitted Total Number | 1 |
| Additional NMR Experimental Information | |
|---|---|
| Details | LOWEST ENERGY. SAMPLE: DMPC BILAYERS ORIENTED ON GLASS SLIDES 15N CHEMICAL SHIFT, 1H CHEMICAL SHIFT AND 1H-15N DIPOLAR COUPLING FREQUENCIES WERE MEASURED FROM PISEMA AND |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | FISI | ||
| 2 | structure solution | BACKTOR | ||
| 3 | structure solution | RESTRICT | ||
| 4 | refinement | RESTRICT | ||
