2CZN

Solution structure of the chitin-binding domain of hyperthermophilic chitinase from pyrococcus furiosus

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	Uniform (random) labeling with 15N	90% H2O/10% D2O	25mM NaCl	5.6	ambient	303
2	3D_13C-separated_NOESY	Uniform (random) labeling with 13C, 15N	99% D2O, 1% H2O	25mM NaCl	5.6	ambient	303
3	2D NOESY	non labeling	99% D2O, 1% H2O	25mM NaCl	5.6	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	DRX	600
3	Bruker	DRX	800

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy, structures with the least restraint violations, structures with acceptable covalent geometry
Conformers Calculated Total Number	50
Conformers Submitted Total Number	38
Representative Model	1 (closest to the average)

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	X-PLOR	3.841	Brunger
2	processing	NMRPipe		delaglio
3	data analysis	Sparky		Goddard and Kneller
4	refinement	X-PLOR	3.841

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.