1TT3 | pdb_00001tt3

NMR soulution structure of omega-conotoxin [K10]MVIIA

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D TOCSY	2mM [K10]MVIIA, 95% H2O, 5% D2O, DSS	95% H2O/5% D2O		3.5	ambient	293
2	2D NOESY	2mM [K10]MVIIA, 95% H2O, 5% D2O, DSS	95% H2O/5% D2O		3.5	ambient	293
3	DQF-COSY	2mM [K10]MVIIA, 95% H2O, 5% D2O, DSS	95% H2O/5% D2O		3.5	ambient	293
4	2D TOCSY	2mM [K10]MVIIA, DSS	100% D2O		3.5	ambient	293
5	2D NOESY	2mM [K10]MVIIA, DSS	100% D2O		3.5	ambient	293
6	E-COSY	2mM [K10]MVIIA, DSS	100% D2O		3.5	ambient	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	AMX	750

NMR Refinement
Method	Details	Software
Structures were calculated using torsion angle dynamics/simulated annealing protocol	A total of 479 distance restraints (including H-bonds) and 30 dihedral angle restraints (including 21 phi, 9 chi) were used to calculate the structures.	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	22
Representative Model	7 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	3.5
2	structure solution	X-PLOR	3.851
3	refinement	X-PLOR	3.851