Experiment: 1P6S

Solution Structure of the Pleckstrin Homology Domain of Human Protein Kinase B beta (Pkb/Akt)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	0.4mM PKBbeta-PH U-15N,13C; 10mM Tris-HCl; 300mM NaCl; 0.1mM Benzamidine; 0.1mM EDTA; 4mM Inositol-1,4,5-trisphosphate; 90% H2O, 10% D2O	90% H2O/10% D2O	0.3	7.4	ambient	286
2	3D_15N-separated_NOESY	0.4mM PKBbeta-PH U-15N; 10mM Tris-HCl; 300mM NaCl; 0.1mM Benzamidine; 0.1mM EDTA; 4mM Inositol-1,4,5-trisphosphate; 90% H2O, 10% D2O	90% H2O/10% D2O	0.3	7.4	ambient	286

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
distance geometry, simulated annealing	The structures are based on a total of 1229 restraints, 1034 are NOE-derived distance constraints, 127 dihedral angle restraints, 68 distance restraints from hydrogen bonds. There are no constraints for the two peptidic segments: E59-Q61 and R76-T87.	Gifa

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	80
Conformers Submitted Total Number	20
Representative Model	1 (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	processing	Gifa	4.4	Pons
2	data analysis	CINDY	1.5	Padilla
3	structure solution	XPLOR	3.8	Brunger
4	refinement	XPLOR	3.8	Brunger