Experiment: 2MY7

NMR Structure of unfolding intermediate state of RRM-3 domain of ETR-3

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1 mM [U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
2	2D 1H-13C HSQC aliphatic	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
3	2D 1H-13C HSQC aromatic	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
4	3D HNCA	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
5	3D HNCACB	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
6	3D 1H-15N NOESY	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
7	3D 1H-13C NOESY aliphatic	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
8	3D 1H-13C NOESY aromatic	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303
9	3D HNCO	1 mM [U-99% 13C; U-99% 15N] RRM3 intermediate state, 50 mM sodium chloride, 20 mM sodium phosphate, 6 M urea	95% H2O/5% D2O	0.02	6.5	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Bruker	AVANCE	700

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing, molecular dynamics	WATER REFINEMENT	TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
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	collection	TopSpin		Bruker Biospin
2	processing	TopSpin		Bruker Biospin
3	chemical shift assignment	CARA		Keller and Wuthrich
4	data analysis	CARA		Keller and Wuthrich
5	peak picking	CARA		Keller and Wuthrich
6	chemical shift calculation	CYANA		Guntert, Mumenthaler and Wuthrich
7	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
8	refinement	CYANA		Guntert, Mumenthaler and Wuthrich