2F2D

Solution structure of the FK506-binding domain of human FKBP38

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D TOCSY	1.3 mM hFKBP38D, 20 mM phosphate buffer, 0.05% azide, 95% H2O, 5% D2O	95% H2O/5% D2O	20 mM sodium phosphate	6.7	ambient	298
2	2D NOESY	1.3 mM hFKBP38D, 20 mM phosphate buffer, 0.05% azide, 95% H2O, 5% D2O	95% H2O/5% D2O	20 mM sodium phosphate	6.7	ambient	298
3	2D_15N-separated_HSQC	1.3 mM hFKBP38D U-15N, 20 mM phosphate buffer, 0.05% azide, 95% H2O, 5% D2O	95% H2O/5% D2O	20 mM sodium phosphate	6.7	ambient	298
4	2D_15N-separated_HTQC	1.3 mM hFKBP38D U-15N, 20 mM phosphate buffer, 0.05% azide, 95% H2O, 5% D2O	95% H2O/5% D2O	20 mM sodium phosphate	6.7	ambient	298
5	3D_15N-separated_TOCSY	1.3 mM hFKBP38D U-15N, 20 mM phosphate buffer, 0.05% azide, 95% H2O, 5% D2O	95% H2O/5% D2O	20 mM sodium phosphate	6.7	ambient	298
6	3D_15N-separated_NOESY	1.3 mM hFKBP38D U-15N, 20 mM phosphate buffer, 0.05% azide, 95% H2O, 5% D2O	95% H2O/5% D2O	20 mM sodium phosphate	6.7	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	AVANCE	700

NMR Refinement
Method	Details	Software
simulated annealing combined with torsion angle dynamics followed by energy minimization	the structures are based on 1585 NOE-derived distants restraints	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	3.5	Bruker
2	data analysis	AURELIA	2.5.9	Bruker
3	data analysis	Felix	2000	Accelrys
4	structure solution	DYANA	1.5	Guentert
5	refinement	Discover	2000	Accelrys