1JU0
NMR solution structure of a DNA kissing complex
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 2.7mM oligonucleotides 10 mM phosphate buffer | H2O 90% D2O10% | without any salt | 5.8 | ambient | 278 | |
2 | 2D NOESY | 2.7mM oligonucleotides 10 mM phosphate buffer | D2O 100% | without any salt | 5.8 | ambient | 300 | |
3 | DQF-COSY | 2.7mM oligonucleotides 10 mM phosphate buffer | D2O 100% | without any salt | 5.8 | ambient | 300 | |
4 | HSQC 31P-1H | 2.7mM oligonucleotides 10 mM phosphate buffer | D2O 100% | without any salt | 5.8 | ambient | 300 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 600 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing matrix relaxation chemical shift back calculation | VNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | back calculated data agree with experimental NOESY spectrum, structures with acceptable covalent geometry, structures with the least restraint violations, structures with the lowest energy |
Conformers Calculated Total Number | 16 |
Conformers Submitted Total Number | 16 |
Representative Model | 5 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | VNMR | ||
2 | processing | VNMR | ||
3 | structure solution | CNS | 1.0 | Brunger |
4 | iterative matrix relaxation | RELAZ | 1.0 | Lancelot |
5 | data analysis | NUCHEMICS | Wijmenga | |
6 | data analysis | Curves | 5.0 | Lavery |
7 | refinement | CNS | 1.0 | Brunger |