SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents0.5 mM Oligonucleotide hairpin; 90% H2O, 10% D2O
Solvent90% H2O/10% D2O
Ionic Strength0.066
pH7.2
Pressureambient
Temperature (K)293
Experiment(s):2D NOESY
Sample Contents0.5 mM Oligonucleotide hairpin; D2O
SolventD2O
Ionic Strength0.066
pH7.2
Pressureambient
Temperature (K)293
Experiment(s):2D NOESY, DQF-COSY, 2D 1H-13C HMQC, 2D 1H-31P HETCOR, 2D 1H-19F HETCOR
Spectrometer Information
Manufacturer Model Field Strength
Bruker DRX 500.0
Varian UNITYPLUS 750.0
Bruker DMX 400.0
NMR Refinement
Method Distance geometry, simulated annealing
Details SA at 15000K for 15 psec from random coordinates. Refinement from lower energy structure at 3000K fro 9 psec. 5 structures generated. Total of 305 restraints: 98 intraresidue NOE-derived distance constraints, 94 sequential NOE-derived distance constraints, 3 long range NOE-derived distance constraints, 15 distance restraints from hydrogen bonds, 91 dihedral angle restraints, 4 planarity constraints for base pairs
NMR Ensemble Information
Conformer Selection Criteria RMSD FROM AVERAGE LOWER THAN 0.7 ANGSTROM
Conformers Calculated Total Number 5
Conformers Submitted Total Number 5
Representative Model Choice Rationale
1 closest to the average
Additional NMR Experimental Information
1 This structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software
# Classification Software Name Author
1 structure solution version: 3.843 X-PLOR BRUNGER
2 refinement version: 3.843 X-PLOR BRUNGER