2MVC

Solution structure of human insulin at pH 1.9

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	4 mM protein_1, 4 mM protein_2, 20 % [U-99% 2H] acetic acid, 5 % [U-99% 2H] D2O	95% H2O/5% D2O		1.9	ambient	298
2	2D 1H-1H NOESY	4 mM protein_1, 4 mM protein_2, 20 % [U-99% 2H] acetic acid, 5 % [U-99% 2H] D2O	95% H2O/5% D2O		1.9	ambient	298
3	2D 1H-13C HSQC	4 mM protein_1, 4 mM protein_2, 20 % [U-99% 2H] acetic acid, 5 % [U-99% 2H] D2O	95% H2O/5% D2O		1.9	ambient	298
4	2D 1H-1H TOCSY	4 mM protein_1, 4 mM protein_2, 20 % [U-99% 2H] acetic acid, 5 % [U-99% 2H] D2O	95% H2O/5% D2O		1.9	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	Avance	600

NMR Refinement
Method	Details	Software
torsion angle dynamics, molecular dynamics		TOPSPIN

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	100
Conformers Submitted Total Number	50
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TOPSPIN		Bruker Biospin
2	chemical shift assignment	SPARKY		Goddard
3	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
4	refinement	Yasara
5	refinement	CYANA