2N1S

Spatial Structure of Antimicrobial Peptide SmAMP2-2c from Seeds of Stellaria media

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D DQF-COSY	0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride	100% D2O	0.08	4.5	ambient	303
2	2D 1H-13C HSQC	0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride	100% D2O	0.08	4.5	ambient	303
3	2D 1H-1H NOESY	2 mM SmAMP2-2c, 10 mM sodium acetate, 70 mM sodium chloride	90% H2O/10% D2O	0.08	4.5	ambient	303
4	2D 1H-1H TOCSY	2 mM SmAMP2-2c, 10 mM sodium acetate, 70 mM sodium chloride	90% H2O/10% D2O	0.05	4.5	ambient	313
5	2D 1H-1H TOCSY	0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride	90% H2O/10% D2O	0.08	4.5	ambient	303
6	2D 1H-1H TOCSY	0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride	90% H2O/10% D2O	0.05	4.5	ambient	283

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600
2	Bruker	DRX	700
3	Bruker	DRX	800

NMR Refinement
Method	Details	Software
simulated annealing		Molmol

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	molecule viewer	Molmol		Koradi, Billeter and Wuthrich
2	structure solution	CYANA	2.1	Guntert, Braun and Wuthrich
3	j-coupling measurement	ACME		Delaglio, Zhengrong and Bax
4	data analysis	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	chemical shift assignment	CARA		Keller and Wuthrich
6	refinement	CYANA		Keller and Wuthrich