2KB8

The dynamic alpha-helix structure of micelle-bound human amylin.

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-15N NOESY	0.5 mM [U-99% 15N] amylin, 100 mM [U-2H] SDS, 60 mM acetic acid	90% H2O/10% D2O	60	4.6	ambient	310
2	3D HNCA	0.5 mM [U-99% 15N] amylin, 100 mM [U-2H] SDS, 60 mM acetic acid	90% H2O/10% D2O	60	4.6	ambient	310
3	3D HNHB	0.5 mM [U-99% 15N] amylin, 100 mM [U-2H] SDS, 60 mM acetic acid	90% H2O/10% D2O	60	4.6	ambient	310
4	2D 1H-1H NOESY	0.5 mM [U-99% 15N] amylin, 100 mM [U-2H] SDS, 60 mM acetic acid	90% H2O/10% D2O	60	4.6	ambient	310
5	3D TROSY	0.5 mM [U-99% 15N] amylin, 100 mM [U-2H] SDS, 60 mM acetic acid	90% H2O/10% D2O	60	4.6	ambient	310
6	3D TOCSY	0.5 mM [U-99% 15N] amylin, 100 mM [U-2H] SDS, 60 mM acetic acid	90% H2O/10% D2O	60	4.6	ambient	310

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	200
Conformers Submitted Total Number	30
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR	3.851	Brunger
2	refinement	X-PLOR	3.851	Brunger