Experiment: 2LUN

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-13C HSQC	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
2	3D 1H-13C NOESY	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
3	2D 1H-15N HSQC	1.5 mM [U-98% 13C; U-98% 15N] RNA	90% H2O/10% D2O	50	6.8	ambient	287
4	2D 1H-1H NOESY	1.5 mM [U-98% 13C; U-98% 15N] RNA	90% H2O/10% D2O	50	6.8	ambient	287
5	2D 1H-1H NOESY	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
6	3D HCCH-COSY	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
7	3D 1H-13C NOESY	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
8	3D HCCH-TOCSY	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
9	2D 1H-31P HetCor	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
10	2D 1H-15N HNC-TOCSY-CH	1.5 mM [U-98% 13C; U-98% 15N] RNA	90% H2O/10% D2O	50		ambient	299
11	2D 1H-13C H(N)CO	1.5 mM [U-98% 13C; U-98% 15N] RNA	90% H2O/10% D2O	50	6.8	ambient	287
12	2D 1H-13C CCH-COSY	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
13	2D 1H-13C HCNC	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
14	2D 1H-15N HSQC	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299
15	2D 1H-15N HCN	1.6 mM [U-98% 13C; U-98% 15N] RNA	100% D2O	50		ambient	299

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	800
3	Varian	INOVA	500

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	100
Conformers Submitted Total Number	8
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
2	data analysis	Felix		Accelrys Software Inc.
3	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.