2M1E

Biosynthetic engineered B28K-B29P human insulin monomer structure in in water solutions.

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54	90% H2O/10% D2O	1	2.5	ambient	298
2	2D 1H-1H NOESY	2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54	90% H2O/10% D2O	1	2.5	ambient	298
3	2D 1H-1H NOESY	2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54	100% D2O	1	2.5	ambient	298
4	2D 1H-13C HSQC	2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54	100% D2O	1	2.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	Uniform NMR System	700

NMR Refinement
Method	Details	Software
torsion angle dynamics, DGSA-distance geometry simulated annealing		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber	11	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman
2	structure solution	Amber	11	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman
3	refinement	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
4	collection	VnmrJ	2.2 C	Varian
5	chemical shift assignment	Sparky	2.6	Goddard