1HZ2
SOLUTION NMR STRUCTURE OF SELF-COMPLEMENTARY DUPLEX 5'-D(AGGCG*CCT)2 CONTAINING A TRIMETHYLENE CROSSLINK AT THE N2 POSITION OF G*. MODEL OF A MALONDIALDEHYDE CROSSLINK
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 2 mM crosslinked duplex, 10 mM sodium phosphate buffer, 0.1 M NaCl, 50 mM EDTA, pH 7.1 | 99.99% D2O | 7.1 | ambient | 303 | ||
2 | DQF-COSY | 2 mM crosslinked duplex, 10 mM sodium phosphate buffer, 0.1 M NaCl, 50 mM EDTA, pH 7.1 | 99.99% D2O | 7.1 | ambient | 303 | ||
3 | PE-COSY | 2 mM crosslinked duplex, 10 mM sodium phosphate buffer, 0.1 M NaCl, 50 mM EDTA, pH 7.1 | 99.99% D2O | 7.1 | ambient | 303 | ||
4 | 2D NOESY | 2 mM crosslinked duplex, 10 mM sodium phosphate buffer, 0.1 M NaCl, 50 mM EDTA, pH 7.1 | 90% H2O/10% D2O | 7.1 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AMX | 500 |
NMR Refinement | ||
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Method | Details | Software |
NOE-restrained molecular dynamics, simulated annealing | Further details about the structural refinement including the trimethylene chain can be found in the journal article | Felix |
NMR Ensemble Information | |
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Conformer Selection Criteria | |
Conformers Calculated Total Number | |
Conformers Submitted Total Number | 1 |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | processing | Felix | 95 | |
2 | iterative matrix relaxation | MARDIGRAS | Borgias, B. A.; James, T. l. | |
3 | structure solution | X-PLOR | 3.1 | Brunger, A. T. |
4 | data analysis | CPANEL | Dr. J. Zdunek | |
5 | data analysis | SPHINX/LINSHA | Widmer, H.; Wuthrich, K. | |
6 | refinement | X-PLOR | 3.1 | Brunger, A. T. |