5IV1
Solution Structure of DNA Dodecamer with 8-oxoguanine at 4th Position
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 | 50 mM sodium chloride, 10 mM potassium phosphate, 1 mM EDTA, 0.2 mM DNA (5'-D(*CP*GP*CP*(8OG)P*AP*AP*TP*TP*CP*GP*CP*G)-3') | 100% D2O | 120 mM | 6.8 | ambient | 298 | Bruker AVANCE 700 |
2 | 2D 1H-1H NOESY | 50 mM sodium chloride, 10 mM potassium phosphate, 1 mM EDTA, 0.2 mM DNA (5'-D(*CP*GP*CP*(8OG)P*AP*AP*TP*TP*CP*GP*CP*G)-3') | 100% D2O | 120 mM | 6.8 | ambient | 278 | Bruker AVANCE 700 |
3 | 2D DQF-COSY | 50 mM sodium chloride, 10 mM potassium phosphate, 1 mM EDTA, 0.2 mM DNA (5'-D(*CP*GP*CP*(8OG)P*AP*AP*TP*TP*CP*GP*CP*G)-3') | 100% D2O | 120 mM | 6.8 | ambient | 298 | Bruker AVANCE 700 |
5 | 2D 1H-1H TOCSY | 50 mM sodium chloride, 10 mM potassium phosphate, 1 mM EDTA, 0.2 mM DNA (5'-D(*CP*GP*CP*(8OG)P*AP*AP*TP*TP*CP*GP*CP*G)-3') | 100% D2O | 120 mM | 6.8 | ambient | 298 | Bruker AVANCE 700 |
4 | 31P HETCOR | 50 mM sodium chloride, 10 mM potassium phosphate, 1 mM EDTA, 0.2 mM DNA (5'-D(*CP*GP*CP*(8OG)P*AP*AP*TP*TP*CP*GP*CP*G)-3') | 100% D2O | 120 mM | 6.8 | ambient | 298 | Bruker AVANCE 700 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 700 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | Amber |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 20 |
Conformers Submitted Total Number | 14 |
Representative Model | 1 (minimized average structure) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | chemical shift assignment | NMRView | 9.0 | Johnson, One Moon Scientific |
2 | peak picking | NMRView | 9.0 | Johnson, One Moon Scientific |
3 | processing | NMRPipe | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax | |
4 | data analysis | NMRView | 9.0 | Johnson, One Moon Scientific |
5 | data analysis | CYANA | 2.1 | Guntert, Mumenthaler and Wuthrich |
6 | refinement | Amber | 12 | Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman |
7 | structure calculation | Amber | 12 | Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman |