1EKD

NMR AND MOLECULAR MODELING REVEAL THAT DIFFERENT HYDROGEN BONDING PATTERNS ARE POSSIBLE FOR GU PAIRS: ONE HYDROGEN BOND FOR EACH GU PAIR IN R(GGCGUGCC)2 AND TWO FOR EACH GU PAIR IN R(GAGUGCUC)2


SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents2.5 mM RNA oligomer
Solvent10 mM phosphate, 80 mM NaCl, 100% D2O
Ionic Strength0.1M
pH7
Pressureambient
Temperature (K)301
Experiment(s):2D NOESY
Spectrometer Information
Manufacturer Model Field Strength
Varian UNITYPLUS 500.0
Varian INOVA 500.0
NMR Refinement
Method Simulated annealing, Molecular dynamics, Energy minimization
NMR Ensemble Information
Conformers Submitted Total Number 1
Representative Model Choice Rationale
1 minimized average structure