1RH8

Three-dimensional structure of the calcium-free Piccolo C2A-domain

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	0.8mM Piccolo C2A-domain U-15N, 20mM acetate (pH 6.0), 150mM NaCl, 1mM EDTA, 95% H2O, 5% D2O	95% H2O/5% D2O	150mM NaCl	6.0	ambient	303
2	3D_15N-separated_TOCSY	0.8mM Piccolo C2A-domain U-15N, 20mM acetate (pH 6.0), 150mM NaCl, 1mM EDTA, 95% H2O, 5% D2O	95% H2O/5% D2O	150mM NaCl	6.0	ambient	303
3	HNCACB	0.8mM Piccolo C2A-domain U-15N,13C, 20mM acetate (pH 6.0), 150mM NaCl, 1mM EDTA, 95% H2O, 5% D2O	95% H2O/5% D2O	150mM NaCl	6.0	ambient	303
4	CBCACONH	0.8mM Piccolo C2A-domain U-15N,13C, 20mM acetate (pH 6.0), 150mM NaCl, 1mM EDTA, 95% H2O, 5% D2O	95% H2O/5% D2O	150mM NaCl	6.0	ambient	303
5	2D TOCSY	0.8mM Piccolo C2A-domain U-15N, 20 mM acetate (pH 6.0), 150 mM NaCl, 1 mM EDTA	100% D2O	150mM NaCl	6.0	ambient	303
6	2D NOESY	0.8mM Piccolo C2A-domain U-15N, 20 mM acetate (pH 6.0), 150 mM NaCl, 1 mM EDTA	100% D2O	150mM NaCl	6.0	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
torsion angle dynamics	The final structures were calculated with a total of 2316 experimental restraints, including 1994 NOE distance restraints, 116 H-bond restraints and 206 torsion angle restraints.	VNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	1000
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using additional triple resonance experiments.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1C	Varian Associates
2	processing	NMRPipe	2.2	Delaglio
3	data analysis	NMRView	4.1.2	Johson
4	structure solution	CNS	0.9	Brunger
5	refinement	CNS	0.9	Brunger