Experiment: 2K77

NMR solution structure of the Bacillus subtilis ClpC N-domain

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	0.5-1.0 mM [U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
2	3D [1H,15N,1H]-NOESY-HSQC	0.5-1.0 mM [U-13C; U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
3	3D [1H,13C,1H]-NOESY-HSQC	0.5-1.0 mM [U-13C; U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
4	2D [1H,13C]-NOESY-HSQC	0.5-1.0 mM [U-13C; U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
5	4D [1H,13C]-HMQC-NOESY-[1H,13C]-HMQC	0.5-1.0 mM [U-13C; U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
6	4D [1H,13C]-HMQC-NOESY-[1H,15N]-HSQC	0.5-1.0 mM [U-13C; U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
7	2D 1H-15N HSQC	0.5-1.0 mM [U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
8	2D 1H-15N HSQC	0.5-1.0 mM [U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305
9	2D 1H-15N HSQC	0.5-1.0 mM [U-15N] N-ClpCR	90% H2O/10% D2O	50	5.5	ambient	305

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

NMR Refinement
Method	Details	Software
simulated annealing	200 initial structures calculated with ARIA 1.2/CNS 1.1 using NOE, dihedral, and RDC restraints, 100 lowest-energy structures were refined in AMBER 9 using the GB solvent model, 30 lowest-energy structures were deposited	ARIA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	30
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	ARIA	1.2	Linge, O'Donoghue and Nilges
2	structure solution	ARIA	1.2	Linge, O'Donoghue and Nilges
3	refinement	Amber	9	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, ... and Kollm
4	model-free analysis of relaxation data	relax	1.2	d'Auvergne and Gooley
5	structure solution	CNS	1.1	Brunger, Adams, Clore, Gros, Nilges and Read