2GV1

NMR solution structure of the Acylphosphatase from Eschaerichia Coli

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	50 mM sodium phosphate, 30 mM deuterated sodium acetate, 50 mM NaCl, 90% H2O, 10% D2O	90% H2O/10% D2O	65 mM	4.95	ambient	310
2	2D TOCSY	50 mM sodium phosphate, 30 mM deuterated sodium acetate, 50 mM NaCl, 90% H2O, 10% D2O	90% H2O/10% D2O	65 mM	4.95	ambient	310
3	DQF-COSY	50 mM sodium phosphate, 30 mM deuterated sodium acetate, 50 mM NaCl, 90% H2O, 10% D2O	90% H2O/10% D2O	65 mM	4.95	ambient	310
4	2D 15N HSQC	U-15N, 50 mM sodium phosphate, 30 mM deuterated sodium acetate, 50 mM NaCl, 90% H2O, 10% D2O	90% H2O/10% D2O	65 mM	4.95	ambient	310
5	3D 15N HSQC-NOESY	U-15N, 50 mM sodium phosphate, 30 mM deuterated sodium acetate, 50 mM NaCl, 90% H2O, 10% D2O	90% H2O/10% D2O	65 mM	4.95	ambient	310

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

NMR Refinement
Method	Details	Software
torsion angle dynamics	the structures are based on a total of 1029 restraints, 970 are NOE-derived distance restraints and 59 dihedral angle restraints	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	380
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy and standard 2D homonuclear techniques

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	2.0	Bruker Biospin
2	processing	XwinNMR	2.0	Bruker Biospin
3	structure solution	CYANA	2.1	Guentert, 2003.
4	refinement	Discover	2.9.7	MSI, San Diego CA