2L4L
Structural insights into the cTAR DNA recognition by the HIV-1 Nucleocapsid protein: role of sugar deoxyriboses in the binding polarity of NC
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 | 1 mM HIV-1 nucleocapsid protein NCp7(11-55)-1, 1 mM DNA, 10 % D2O-3, 90 % H2O-4, 3 mM RZN-5 | 90% H2O/10% D2O | 6.5 | ambient | 298 | ||
2 | 2D 1H-1H COSY | 1 mM HIV-1 nucleocapsid protein NCp7(11-55)-1, 1 mM DNA, 10 % D2O-3, 90 % H2O-4, 3 mM RZN-5 | 90% H2O/10% D2O | 6.5 | ambient | 298 | ||
3 | 2D 1H-1H TOCSY | 1 mM HIV-1 nucleocapsid protein NCp7(11-55)-1, 1 mM DNA, 10 % D2O-3, 90 % H2O-4, 3 mM RZN-5 | 90% H2O/10% D2O | 6.5 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 500 |
NMR Refinement | ||
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Method | Details | Software |
DGSA-distance geometry simulated annealing | X-PLOR NIH |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 10 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | data analysis | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore | |
2 | refinement | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore |