1R21

Solution Structure of human Ki67 FHA Domain

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	0.5 mM U-13C,15N-protein; 10 mM TrisHCl buffer (pH 8.4); 2mM DTT; 1 mM EDTA	95% H2O, 10% D2O	0	8.4	ambient	290
2	3D_15N-separated_NOESY	0.5 mM U-13C,15N-protein; 10 mM TrisHCl buffer (pH 8.4); 2mM DTT; 1 mM EDTA	95% H2O, 10% D2O	0	8.4	ambient	290
3	3D_13C-separated_NOESY	0.5 mM U-13C,15N-protein; 5 mM HEPES buffer (pH 7.5); 2mM DTT; 1 mM EDTA; 150 mM NaCl	95% H2O, 10% D2O	150 mM NaCl	7.5	ambient	290
4	3D_15N-separated_NOESY	0.5 mM U-13C,15N-protein; 5 mM HEPES buffer (pH 7.5); 2mM DTT; 1 mM EDTA; 150 mM NaCl	95% H2O, 10% D2O	150 mM NaCl	7.5	ambient	290
5	2D NOESY	0.5 mM unlabeled-protein; 10 mM TrisHCl buffer (pH 8.4); 2mM DTT; 1 mM EDTA	95% H2O, 10% D2O	0	8.4	ambient	290
6	2D NOESY	0.5 mM unlabeled-protein; 10 mM TrisHCl buffer (pH 8.4); 2mM DTT; 1 mM EDTA	100% D2O	0	8.4	ambient	290

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

NMR Refinement
Method	Details	Software
simulated annealing	The structures are based on a total of 1921 constraints: 1694 from NOE, 62 from H-bonding, 165 from dihedral angle constraints	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy,target function
Conformers Calculated Total Number	100
Conformers Submitted Total Number	23
Representative Model	1 (minimized average structure)

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	2.6	Bruker
2	processing	XwinNMR	2.6	Bruker
3	structure solution	X-PLOR	NIH version	Brunger,Schwieters, Kuszewski, Tjandra, Clore
4	refinement	X-PLOR	NIH version	Brunger,Schwieters, Kuszewski, Tjandra, Clore