2K3B

Seeing the Invisible: Structures of Excited Protein States by Relaxation Dispersion NMR

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	15N CT-CW,TROSY,anti-TROSY CPMG	~1.5 mM [90 % U 2H; ~100% U 15N] Abp1p, ~0.105 mM [90% U 2H; ~100% U 15N] Ark1p	90% H2O/10% D2O	~0.150	7.0	ambient	278
2	15N CT-CW,TROSY,anti-TROSY CPMG	~1.5 mM [90 % U 2H; ~100% U 15N] Abp1p, ~0.105 mM Ark1p	90% H2O/10% D2O	~0.150	7.0	ambient	278
3	13CO CT-inphase,TROSY,anti-TROSY CPMG	~1.5 mM [90 % U 2H; ~100% U 15N; 13CO labeled] Abp1p, ~0.105 mM Ark1p	90% H2O/10% D2O	~0.150	7.0	ambient	278
4	13CA CT-CW,TROSY,anti-TROSY CPMG	~1.5 mM [90 % U 2H; ~100% U 15N; 13Ca labeled] Abp1p, ~0.105 mM Ark1p	100% D2O	~0.150	7.0	ambient	278

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500
2	Varian	INOVA	800
3	Varian	INOVA	600

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	960
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR NIH	2.19	Schwieters, Kuszewski, Tjandra and Clore
2	refinement	X-PLOR NIH	2.19	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.