1JKZ

NMR Solution Structure of Pisum sativum defensin 1 (Psd1)

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.8 mM PSD1	10 mM SODIUM PHOSPHATE BUFFER pH 4	10 mM sodium phosphate	4	AMBIENT	300
2	2D TOCSY	1.8 mM PSD1	10 mM SODIUM PHOSPHATE BUFFER pH 4	10 mM sodium phosphate	4	AMBIENT	300
3	1H/15N HMQC	1.8 mM PSD1	10 mM SODIUM PHOSPHATE BUFFER pH 4	10 mM sodium phosphate	4	AMBIENT	300
4	1H/13C HMQC	1.8 mM PSD1	10 mM SODIUM PHOSPHATE BUFFER pH 4	10 mM sodium phosphate	4	AMBIENT	300

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600
2	Bruker	DRX	400

NMR Refinement
Method	Details	Software
THE STRUCTURE WAS CALCULATED USING TORSIONAL SIMULATED ANNEALING AND THEN MINIMIZED		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	18 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	2.5	BRUKER
2	data analysis	NMRView	5.2	BRUCE A. JOHNSON
3	structure solution	CNSSOLVE	1.0	AXEL BRUNGER
4	refinement	CNSSOLVE	1.0	AXEL BRUNGER