6G7G

Structure of SPH (Self-Incompatibility Protein Homologue) proteins, a widespread family of small, highly stable, secreted proteins from plants

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNCACB	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
2	3D HN(COCA)CB	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
3	3D HNCO	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
4	3D HNCA	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
5	3D HNCACO	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
11	3D HBHA(CO)NH	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
10	3D HCCH-COSY	0.3 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
9	3D HCCH-TOCSY	1 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 500
8	3D 1H-15N TOCSY	1 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Varian INOVA 800
7	3D 1H-15N NOESY	1 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Varian INOVA 800
6	3D 1H-13C NOESY	1 mM [U-13C; U-15N] Sph15	95% H2O/5% D2O	0.01 M	5.2	1 atm	298	Bruker AVANCE 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Varian	INOVA	800
3	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
torsion angle dynamics		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS		Brunger A. T. et.al.
2	structure calculation	ARIA		Linge, O'Donoghue and Nilges
3	chemical shift assignment	CcpNmr Analysis		CCPN
4	peak picking	CcpNmr Analysis		CCPN