Experiment: 2JP8

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	12.0 mM angiotensin	95% H2O/5% D2O	12	2.9	ambient	278
2	2D 1H-1H TOCSY	12.0 mM angiotensin	95% H2O/5% D2O	12	2.9	ambient	278
3	2D 1H-13C HSQC	12.0 mM angiotensin	95% H2O/5% D2O	12	2.9	ambient	278
4	2D 1H-13C HMBC	12.0 mM angiotensin	95% H2O/5% D2O	12	2.9	ambient	278

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE DRX	400
2	Bruker	AVANCE DRX	600

NMR Refinement
Method	Details	Software
simulated annealing	Starting with an extended structure, 100 structures were generated using a simulated annealing protocol. This was followed by 18000 steps of simulated annealing at 1000 K and a subsequent decrease in temperature in 6000 steps in the first slow-cool annealing stage.	NMRDraw

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	NMRDraw		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
2	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
4	collection	XwinNMR		Bruker Biospin
5	processing	XwinNMR		Bruker Biospin
6	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.