5J6U
DIY G-Quadruplexes: Solution Structure of d(GGGGTTTGGGGTTTTGGGGAAGGGG) in sodium
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-1H NOESY | 2 mM DNA (25-MER) | 90% H2O/10% D2O | 23 mM sodium mM | 6.8 | 1 atm | 293 | Varian VNMRS 500 |
2 | 2D 1H-1H NOESY | 2 mM DNA (25-MER) | 90% H2O/10% D2O | 23 mM sodium mM | 6.8 | 1 atm | 293 | Bruker AVANCE III 900 |
3 | 2D DQF-COSY | 2 mM DNA (25-MER) | 90% H2O/10% D2O | 23 mM sodium mM | 6.8 | 1 atm | 293 | Varian VNMRS 500 |
4 | 2D 1H-1H TOCSY | 2 mM DNA (25-MER) | 90% H2O/10% D2O | 23 mM sodium mM | 6.8 | 1 atm | 293 | Varian VNMRS 500 |
5 | 2D 1H-31P HSQC | 2 mM DNA (25-MER) | 90% H2O/10% D2O | 23 mM sodium mM | 6.8 | 1 atm | 293 | Varian VNMRS 500 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | VNMRS | 500 |
2 | Bruker | AVANCE III | 900 |
NMR Refinement | ||
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Method | Details | Software |
molecular dynamics | Xplor-NIH |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 11 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure calculation | Xplor-NIH | Schwieters, Kuszewski, Tjandra and Clore | |
2 | chemical shift assignment | Felix | Accelrys Software Inc. |