2N9C

NRAS Isoform 5

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 peptide, 56 % [U-99% 2H] TFE, 10 uM sodium azide, 4 mM sodium phosphate, 50 uM [U-99% 2H] EDTA	trifluoroethanol/water	0.004	6.5	ambient	298
2	2D 1H-13C HSQC	1 mM peptide, 56 % [U-99% 2H] TFE, 10 uM sodium azide, 4 mM sodium phosphate, 50 uM [U-99% 2H] EDTA	trifluoroethanol/water	0.004	6.5	ambient	298
3	2D 1H-1H TOCSY	1 mM peptide, 56 % [U-99% 2H] TFE, 10 uM sodium azide, 4 mM sodium phosphate, 50 uM [U-99% 2H] EDTA	trifluoroethanol/water	0.004	6.5	ambient	298
4	2D 13C-1H HSQC-TOCSY	1 mM peptide, 56 % [U-99% 2H] TFE, 10 uM sodium azide, 4 mM sodium phosphate, 50 uM [U-99% 2H] EDTA	trifluoroethanol/water	0.004	6.5	ambient	298
5	2D 13C-1H HSQC-NOESY	1 mM peptide, 56 % [U-99% 2H] TFE, 10 uM sodium azide, 4 mM sodium phosphate, 50 uM [U-99% 2H] EDTA	trifluoroethanol/water	0.004	6.5	ambient	298
6	2D DQF-COSY	1 mM peptide, 56 % [U-99% 2H] TFE, 10 uM sodium azide, 4 mM sodium phosphate, 50 uM [U-99% 2H] EDTA	trifluoroethanol/water	0.004	6.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800
2	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
torsion angle dynamics		CYANA

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	25
Conformers Submitted Total Number	25
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
2	chemical shift assignment	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
3	refinement	CYANA		Guntert, Mumenthaler and Wuthrich