1C4L
SOLUTION STRUCTURE OF AN RNA DUPLEX INCLUDING A C-U BASE-PAIR
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D_1H_NOESY | R[CGACUCAGG]_R[CCUG(15N4)CGUCG] (AMINO-NITROGEN OF CYTIDINE IS POINT-LABELED (> 95%)) | 50mM(NACL) | 7.0 | 1 atm | 300 | ||
2 | 2D_1H_NOESY | R[CGACUCAGG]_R[CCUG(15N4)CGUCG] (AMINO-NITROGEN OF CYTIDINE IS POINT-LABELED (> 95%)) | 50mM(NACL) | 7.0 | 1 atm | 300 | ||
3 | 2D_1H_NOESY | R[CGACUCAGG]_R[CCUG(15N4)CGUCG] (AMINO-NITROGEN OF CYTIDINE IS POINT-LABELED (> 95%)) | 50mM(NACL) | 7.0 | 1 atm | 278 | ||
4 | 2D_PCOSY | R[CGACUCAGG]_R[CCUG(15N4)CGUCG] (AMINO-NITROGEN OF CYTIDINE IS POINT-LABELED (> 95%)) | 50mM(NACL) | 7.0 | 1 atm | 300 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 600 |
2 | Bruker | DRX | 500 |
3 | Bruker | ARX | 500 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | DISTANCE CONSTRAINTS (NOE 433, HYDROGEN BOND (BASE-PAIR) 54), DIHEDRAL ANGLE CONSTRAINTS 45 | X-PLOR |
NMR Ensemble Information | |
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Conformer Selection Criteria | SUMMATION OF TOTAL ENERGY (COVALENT GEOMETRY, NON-BOND ENERGY, DISTANCE AND DIHEDRAL ANGLE CONSTRAINTS) |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 1 |
Representative Model | 1 (minimized average structure) |
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 | refinement | X-PLOR | 3.851 | BRUNGER |
2 | refinement | X-PLOR | 3.8.1 | BRUNGER |
3 | structure solution | X-PLOR | 3.851 | BRUNGER |
4 | structure solution | X-PLOR | 3.8.1 | BRUNGER |