6N8H

RNA Duplex containing the internal loop 5'-GCAU/3'-UACG

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	1 mM RNA (5'-R(*CP*GP*GP*GP*CP*AP*UP*CP*CP*G)-3')	90% H2O/10% D2O	130 Na+ mM	6.2	1 atm	288	Varian INOVA 600
2	2D 1H-13C HSQC	1 mM RNA (5'-R(*CP*GP*GP*GP*CP*AP*UP*CP*CP*G)-3')	90% H2O/10% D2O	130 Na+ mM	6.2	1 atm	288	Varian INOVA 600
3	HETCOR	1 mM RNA (5'-R(*CP*GP*GP*GP*CP*AP*UP*CP*CP*G)-3')	90% H2O/10% D2O	130 Na+ mM	6.2	1 atm	288	Varian INOVA 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
simulated annealing		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
2	structure calculation	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
3	chemical shift assignment	Sparky		Goddard
4	data analysis	Sparky		Goddard
5	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
6	processing	NMRDraw		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax