1Q2T
Solution structure of d(5mCCTCTCC)4
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 10mM DNA strand | H2O 90%, D2O 10% | No added counter-ions | 4.4 | ambient | 273 | |
2 | 2D TOCSY | 10mM DNA strand | H2O 90%, D2O 10% | No added counter-ions | 4.4 | ambient | 273 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing | the structure is based on a total of 172 restraints. 30 base-pairing restraints from hydrogen bonds, 78 NOE-distance restraints and 36 repulsive restraints reflecting the absence of NOE | X-PLOR |
NMR Ensemble Information | |
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Conformer Selection Criteria | back calculated data agree with experimental NOESY spectrum |
Conformers Calculated Total Number | 10 |
Conformers Submitted Total Number | 1 |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | structure solution | X-PLOR | 3.851 | Brunger |
2 | refinement | X-PLOR | 3.851 | Brunger |