Experiment: 2NBF

Structure of calcium-bound form of Penicillium antifungal protein (PAF)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298
2	2D 1H-13C HSQC	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298
3	2D 1H-1H NOESY	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298
4	3D 1H-15N NOESY	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298
5	3D 1H-15N TOCSY	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298
6	2D 1H-15N HSQC	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298
7	2D 1H-1H NOESY	1.0 mM [U-100% 15N] PAFD19S, 5 v/v [U-2H] D2O, 40 mM sodium chloride, 10 mM sodium phosphate, 0.04 % potassium phosphate, 10 mM Calcium ion	95% H2O/5% D2O	0.02	5.8	ambient	298

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

NMR Refinement
Method	Details	Software
simulated annealing, torsion angle dynamics		TopSpin

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin	2.1	Bruker Biospin
2	processing	TopSpin	2.1	Bruker Biospin
3	structure solution	CYANA	2.1	Guntert, Braun and Wuthrich
4	chemical shift assignment	ATNOS-CANDID		Herrmann, Guntert and Wuthrich
5	peak picking	ATNOS-CANDID		Herrmann, Guntert and Wuthrich
6	structure solution	ATNOS-CANDID		Herrmann, Guntert and Wuthrich
7	chemical shift assignment	CCPN_Analysis	2.4	CCPN
8	refinement	CYANA