1CQL
NMR STRUCTURE OF SRP RNA DOMAIN IV
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 0.25 - 1.2 mM RNA 10 mM potassium phoshpate 10 mM magnesium chloride pH 6.5 | D2O | 6.5 | ambient | 288 | ||
2 | 3D_13C-separated_NOESY | 0.25 - 1.2 mM RNA 10 mM potassium phoshpate 10 mM magnesium chloride pH 6.5 | D2O | 6.5 | ambient | 288 | ||
3 | DQF-COSY | 0.25 - 1.2 mM RNA 10 mM potassium phoshpate 10 mM magnesium chloride pH 6.5 | D2O | 6.5 | ambient | 288 | ||
4 | TOCSY | 0.25 - 1.2 mM RNA 10 mM potassium phoshpate 10 mM magnesium chloride pH 6.5 | D2O | 6.5 | ambient | 288 | ||
5 | 3D HCCH-TOCSY | 0.25 - 1.2 mM RNA 10 mM potassium phoshpate 10 mM magnesium chloride pH 6.5 | D2O | 6.5 | ambient | 288 | ||
6 | 3D HCCH-COSY | 0.25 - 1.2 mM RNA 10 mM potassium phoshpate 10 mM magnesium chloride pH 6.5 | D2O | 6.5 | ambient | 288 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | UNITYPLUS | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
TORSION ANGLE DYNAMICS RESTRAINED MOLECULAR DYNAMICS COMPLETE RELAXATION MATRIX ANALYSIS | 16.4 DISTANCE RESTRAINTS/RESIDUE | Sparky |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the least restraint violations in the crucial areas ot the molecule |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 10 |
Additional NMR Experimental Information | |
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Details | G- AND A-SINGLE NUCLEOTIDE ISOTOPE LABELED SAMPLES WERE USED BESIDES A UNIFORMLY LABELED RNA |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | structure solution | Sparky | 92 | D.Kneller, T.Goddard |
2 | structure solution | MARDIGRAS | 92 | He Liu, B.Borgias, M.Tonelli |
3 | refinement | DYANA | 1.4 | P. Guentert |
4 | structure solution | Amber | 4.1 | D.A. Pearlman et al. |
5 | structure solution | Curves | 3.0 | R. Lavery |