2JSE

NMR reveals absence of hydrogen bonding in adjacent UU and AG mismatches in an isolated internal loop from ribosomal RNA.


SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents2.5 mM RNA, 90% H2O/10% D2O
Solvent90% H2O/10% D2O
Ionic Strength80
pH6
Pressureambient
Temperature (K)298
Experiment(s):2D 1H-1H NOESY
Spectrometer Information
Manufacturer Model Field Strength
Varian INOVA 500.0
Varian INOVA 600.0
NMR Refinement
Method simulated annealing, molecular dynamics
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy and least distance and angle violations
Conformers Calculated Total Number 20
Conformers Submitted Total Number 10
Representative Model Choice Rationale
1 lowest energy
Computation: NMR Software
# Classification Software Name Author
1 structure solution CNS Brunger, Adams, Clore, Gros, Nilges and Read
2 processing NMRDraw Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3 chemical shift assignment SPARKY Goddard
4 data analysis SPARKY Goddard
5 peak picking SPARKY Goddard
6 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
7 refinement CNS Brunger, Adams, Clore, Gros, Nilges and Read