1K0S

Solution structure of the chemotaxis protein CheW from the thermophilic organism Thermotoga maritima

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	1mM TMW U-15N,13C; 50mM Acetate buffer	93% H2O/7% D2O	50mM KCl	4.5	1 atm	308
2	3D_15N-separated_NOESY	1mM TMW U-15N,13C; 50mM Acetate buffer	93% H2O/7% D2O	50mM KCl	4.5	1 atm	308
3	3D_15N_13C-separated_NOESY	1mM TMW U-15N,13C; 50mM Acetate buffer	93% H2O/7% D2O	50mM KCl	4.5	1 atm	308

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

NMR Refinement
Method	Details	Software
distance geometry simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	20 (lowest energy)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CNS	1.0	Brunger
2	structure solution	ARIA	1.0	Nilges
3	processing	Felix	98	Molecular Simulations Inc.
4	refinement	ARIA	1.0	Nilges

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.