Experiment: 1FFJ

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	318
2	TOCSY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	318
3	DQF-COSY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	318
4	ROESY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	318
5	DQF-COSY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	100% D2O	0M NaCl	5.5	ambient	318
6	2D NOESY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	100% D2O	0M NaCl	5.5	ambient	318
7	TOCSY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	100% D2O	0M NaCl	5.5	ambient	318
8	ROESY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	303
9	DQF-COSY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	303
10	2D NOESY	3mM Cardiotoxin (cytotoxin II); 120 mM perdeuterated dodecylphosphocholine	90% H2O/10% D2O	0M NaCl	5.5	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITY	600

NMR Refinement
Method	Details	Software
torsion angle dynamics	structures are based on a total of 368 NOE-derived constraints, 154 dihedral angle restraints, 248 distance restraints from hydrogen bonds and disulfides	VNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	220
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques. Sites of tightly bound water molecules were determined as in Dementieva et al., Eur.J.Biochem.1999,263,152-162.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1A	Varian software
2	data analysis	XEASY	1.2.11	Xia, T. & Bartels, C.
3	structure solution	DYANA	1.5	Guentert, P. & Mumenthaler, C.
4	refinement	DYANA	1.5	Guentert, P. & Mumenthaler, C.

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.