7ELJ

Prion Derived Tetrapeptide Stabilizes Thermolabile Insulin via Conformational Trapping

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	1D 1H	1 mM Proton Bovine Insulin, 1 mM Proton-15N, 13C Peptide	90% H2O/10% D2O	1 mM	2.6	1 atm	298	Bruker AVANCE III 500
2	2D 1H-1H NOESY	1 mM Proton Bovine Insulin, 1 mM Proton-15N, 13C Peptide	90% H2O/10% D2O	1 mM	2.6	1 atm	298	Bruker AVANCE III 500
3	3D 1H-15N NOESY	1 mM Proton Bovine Insulin, 1 mM Proton-15N, 13C Peptide	90% H2O/10% D2O	1 mM	2.6	1 atm	298	Bruker AVANCE III 700

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

NMR Refinement
Method	Details	Software
distance geometry		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	10
Conformers Submitted Total Number	8
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	TopSpin	3.1	Bruker Biospin
2	structure calculation	NMRFAM-SPARKY		Lee W, Tonelli M, Markley JL
3	chemical shift assignment	TopSpin		Bruker Biospin