1CS2
NMR STRUCTURES OF B-DNA D(CTACTGCTTTAG).D(CTAAAGCAGTAG)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 4 MM DNA DUPLEX, 0.4 ML POTASSIUM DIHYDROGEN PHOSPHATE DISODIUM HYDROGEM PHOSPHATE BUFFER; 100% D2O | 0.1 | 6.9 | AMBIENT | 308 | ||
2 | P-COSY | 4 MM DNA DUPLEX, 0.4 ML POTASSIUM DIHYDROGEN PHOSPHATE DISODIUM HYDROGEM PHOSPHATE BUFFER; 100% D2O | 0.1 | 6.9 | AMBIENT | 308 | ||
3 | 2D_31P/1H HETEROTOCSY | 4 MM DNA DUPLEX, 0.4 ML POTASSIUM DIHYDROGEN PHOSPHATE DISODIUM HYDROGEM PHOSPHATE BUFFER; 100% D2O | 0.1 | 6.9 | AMBIENT | 308 | ||
4 | 2D NOESY | 4 MM DNA DUPLEX, 0.4 ML POTASSIUM DIHYDROGEN PHOSPHATE DISODIUM HYDROGEM PHOSPHATE BUFFER; 90% H2O, 10%D2O | 0.1 | 6.9 | AMBIENT | 283 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AMX | 500 |
2 | Bruker | AMX | 500 |
NMR Refinement | ||
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Method | Details | Software |
MOLECULAR DYNAMICS, MATRIX RELAXATION | MODEL 1: AVERAGE OF THE EIGHT STRUCTURES OBTAINED WITH JUMNA AND AMBER94 AS FORCE FIELD. MODEL 2: AVERAGE OF THE EIGHT STRUCTURES OBTAINED WITH JUMNA AND FLEX AS FORCE FIELD. MODEL 3: AVERAGE OF THE SIX STRUCTURES OBTAINED WITH X- PLOR. | JUMNA |
NMR Ensemble Information | |
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Conformer Selection Criteria | back calculated data agree with experimental NOESY spectrum |
Conformers Calculated Total Number | 22 |
Conformers Submitted Total Number | 3 |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure calculation | JUMNA | 10.1 | LAVERY |
2 | structure calculation | X-PLOR | 3.1 | BRUNGER |
3 | data analysis | Felix | 97 | MSI |
4 | collection | XwinNMR | 2.0 | BRUKER |
5 | refinement | X-PLOR | 3.1 | BRUNGER |