1JU1
Dimer Initiation Sequence of HIV-1Lai Genomic RNA: NMR Solution Structure of the Extended Duplex
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 2mM oligonucleotide, 10mM phosphate buffer 100 mM NaCl | 90% H2O/10% D2O | 100mM NaCl | 5.8 | ambient | 278 | |
2 | 2D NOESY | 2mM oligonucleotide, 10mM phosphate buffer, 100 mM NaCl | 100% D2O | 100mM NaCl | 5.8 | ambient | 288 | |
3 | DQF-COSY | 2mM oligonucleotide, 10mM phosphate buffer, 100 mM NaCl | 100% D2O | 100mM NaCl | 5.8 | ambient | 288 |
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 |
simulated annealing, matrix relaxation | UXNMR |
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 | 15 |
Conformers Submitted Total Number | 15 |
Representative Model | 11 (lowest energy) |
Additional NMR Experimental Information | |
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Details | This structure was determined using standard 2D homonuclear techniques |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | UXNMR | ||
2 | processing | UXNMR | ||
3 | structure solution | X-PLOR | 3.851 | Brunger |
4 | data analysis | Curves | 5.0 | Lavery |
5 | refinement | X-PLOR | 3.851 | Brunger |