2KC6

NMR solution structure of the pheromone En-1 of Euplotes nobilii at -1.5 C

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D DQF-COSY	1.0 mM En-1-1, 20 mM sodium phosphate-2	90% H2O/10% D2O		6.0		275.0
2	2D 1H-1H TOCSY	1.0 mM En-1-1, 20 mM sodium phosphate-2	90% H2O/10% D2O		6.0		275.0
3	2D 1H-1H NOESY	1.0 mM En-1-1, 20 mM sodium phosphate-2	90% H2O/10% D2O		6.0		275.0
4	2D 1H-13C HSQC	1.0 mM En-1-1, 20 mM sodium phosphate-2	90% H2O/10% D2O		6.0		275.0
5	2D 1H-1H NOESY	1.0 mM En-1-1, 20 mM sodium phosphate-2	90% H2O/10% D2O		6.0		271.7

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600
2	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
torsion angle dynamics, molecular dynamics	Structure calculation, Energy minimization	CARA

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	80
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	CARA	1.4.1	Keller, R. et al.
2	peak picking	ATNOS	1.2	Herrmann, T. et al.
3	peak assignment	CANDID		Herrmann, T. et al.
4	distance constraint calculation	CANDID		Herrmann, T. et al.
5	torsion angle dynamics simulated annealing	CYANA	1	Guntert, P. et al.
6	refinement	OPALp		Luginbuhl, P. et al.