1JV9

NMR Structure of BPTI Mutant G37A

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	5 mM G37A BPTI, pH 4.6 with HCl	90% H2O/10% D2O	30 mM estimated from protein alone	4.6	ambient	298
2	DQF-COSY	5 mM G37A BPTI, pH 4.6 with HCl	90% H2O/10% D2O	30 mM estimated from protein alone	4.6	ambient	298
3	2D NOESY	5 mM G37A BPTI, pH 4.6 with DCl	99.9% D2O	30 mM estimated from protein alone	4.6	ambient	298
4	2D NOESY	5 mM G37A BPTI, pH 4.6 with DCl	99.9% D2O	30 mM estimated from protein alone	4.6	ambient	283

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

NMR Refinement
Method	Details	Software
simulated annealing	Standard structure calculation with distance/torison restraints in XPLOR. Refined using chemical shifts directly in the target function. 926 total restraints: 570 distance, 115 torison, 241 chemical shift	VNMR

NMR Ensemble Information
Conformer Selection Criteria
Conformers Calculated Total Number
Conformers Submitted Total Number	1
Representative Model	1 (minimized average structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1B	Varian
2	processing	NMRPipe	1.7	Delaglio, F., Grzesiek, S. Vuister, G., Zhu, G. Pfeifer, J. and Bax, A.
3	data analysis	XEASY	1.2	Bartels, C., Xia, T. Billeter, M., Guntert, P. and Wuthrich, K.
4	structure solution	X-PLOR	3.851	Brunger, A. T.
5	refinement	X-PLOR	3.851	Brunger, A. T.