Find PDB structures and Computed Structure Models (CSM) by combining queries from tools in this suite: Attribute Search, Sequence Similarity, Sequence Motif, 3D Similarity, and 3D Motif with 'AND' logic.
DNA DUPLEX CONTAINING A PURINE-RICH STRAND, NMR, 6 STRUCTURES
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
NOESY
7.0
303
2
COSY
7.0
303
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
UNITY
500
2
Varian
UNITYPLUS
600
NMR Refinement
Method
Details
Software
simulated annealing
DISTANCE CONSTRAINTS FOR GLYCOSIDIC TORSION ANGLES, DEOXYRIBOSE PSEUDOROTATIONAL PHASE ANGLES AND AMPLITUDES CALCULATED FROM NOE BUILD-UP CURVES AND COUPLING CONSTANTS BY A LEAST SQUARES/GRID-SEARCH METHOD IMPLEMENTED IN NUCFIT AND PFIT (A.N. LANE, NIMR, UK). INTERNUCLEOTIDE DISTANCE CONSTRAINTS CALCULATED FROM NOE BUILD-UP CURVES. STRUCTURES CALCULATED BY SIMULATED ANNEALING/RMD PROTOCOL WITHIN DISCOVER 95.0 USING AN AMBER FORCEFIELD AND A DISTANCE DEPENDENT DIELECTRIC CONSTANT.
Discover
NMR Ensemble Information
Conformer Selection Criteria
LOWEST POTENTIAL ENERGY AND MINIMAL VIOLATIONS AND ACCEPTABLE STEREOCHEMISTRY
Conformers Calculated Total Number
32
Conformers Submitted Total Number
6
Additional NMR Experimental Information
Details
THE ASSIGNMENTS, NOES AND COUPLING CONSTANTS DETERMINED FROM 2D HOMONUCLEAR NMR EXPERIMENTS USING UNLABELLED SAMPLE.