2A2B

Curvacin A

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D TOCSY	2.1mM Curvacin A, 350mM DPC, 89.9% H2O, 10% D2O, 0.1% TFA	89.9% H2O, 10% D2O; 0.1% TFA		2.8	ambient	308
2	2D NOESY	2.1mM Curvacin A, 350mM DPC, 89.9% H2O, 10% D2O, 0.1% TFA	89.9% H2O, 10% D2O; 0.1% TFA		2.8	ambient	308

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	800

NMR Refinement
Method	Details	Software
torsion angle dynamics	The structures are based on a total of 607 restraints, 567 are NOE-derived distance constraints, 28 dihedral angle constraints, 12 distance restraints from hydrogen bonds.	NMRPipe

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

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe	2.3	Delaglio
2	structure solution	CYANA	1.1	Guntert, P.
3	data analysis	Sparky	3.110	Goddard
4	refinement	CYANA	1.1	Guntert, P.