2LYR

NOE-based 3D structure of the monomeric partially-folded intermediate of CylR2 at 259K (-14 Celsius degrees)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259
2	2D 1H-13C HSQC aliphatic	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259
3	2D 1H-13C HSQC aromatic	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259
4	3D 1H-13C NOESY aromatic	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259
5	3D HCCH-TOCSY	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259
6	3D 1H-13C NOESY aliphatic	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259
7	3D 1H-15N NOESY	0.52 mM [U-100% 13C; U-100% 15N] protein, 600 mM sodium chloride, 50 mM HEPES, 93 % H2O, 7 % D2O	93% H2O/7% D2O	0.6	7.0	ambient	259

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

NMR Refinement
Method	Details	Software
simulated annealing		CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA	3.0	Guntert, Mumenthaler and Wuthrich
2	refinement	X-PLOR NIH	2.26	Schwieters, Kuszewski, Tjandra and Clore
3	chemical shift assignment	Sparky		Goddard
4	peak picking	Sparky		Goddard
5	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.