1J5H

Solution Structure of Apo-Neocarzinostatin

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-1H-15N TOCSY	2.2 mM u-15N 1, 25 mM phosphate pH 5.0, 0.1 mM TSP, 0.005% sodium azide w/v	90% H2O/10% D2O	25 mM sodium phosphate	5.0	ambient	308
2	3D 1H-1H-15N NOESY	2.2 mM u-15N 1, 25 mM phosphate pH 5.0, 0.1 mM TSP, 0.005% sodium azide w/v	90% H2O/10% D2O	25 mM sodium phosphate	5.0	ambient	308
3	3D HNHA	2.2 mM u-15N 1, 25 mM phosphate pH 5.0, 0.1 mM TSP, 0.005% sodium azide w/v	90% H2O/10% D2O	25 mM sodium phosphate	5.0	ambient	308
4	3D HNHB	2.2 mM u-15N 1, 25 mM phosphate pH 5.0, 0.1 mM TSP, 0.005% sodium azide w/v	90% H2O/10% D2O	25 mM sodium phosphate	5.0	ambient	308
5	2D 1H-15N HSQC	2.2 mM u-15N 1, 25 mM phosphate pH 5.0, 0.1 mM TSP, 0.005% sodium azide w/v	90% H2O/10% D2O	25 mM sodium phosphate	5.0	ambient	308
6	2D 1H-1H NOESY	2.2 mM u-15N 1, 25 mM phosphate pH 5.0, 0.1 mM TSP, 0.005% sodium azide w/v	90% H2O/10% D2O	25 mM sodium phosphate	5.0	ambient	308

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	UNITYPLUS	500

NMR Refinement
Method	Details	Software
Simulated annealing with torsion angle dynamics	RESTRAINTS FOR STRUCTURE CALCULATION: INTRARESIDUE NOES 194, SEQUENTIAL NOES (I, I +1) 206, MEDIUM-RANGE NOES (I, I+2 - I+4) 129, LONG-RANGE NOES (I, I> 5) 303, PSI ANGLE RESTRAINTS 56, HYDROGEN BONDS 52, DISULPHIDE BONDS 12.	VNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with favorable non-bond energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	44
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1c	Varian
2	processing	NMRPipe	sgi6x	Delaglio, F., Grzesiek, S., Vuister, G. W., Zhu, G., Pfeifer, J., and Bax, A.
3	analysis	XEASY	1.3.13	Bartels, C., Xia, T. H., Billeter, M., Guntert, P., and Wurthrich, K.
4	refinement	DYANA		Guntert, Mumenthaler, Wurthrich