Experiment: 2MFP

Solution structure of the circular g-domain analog from the wheat metallothionein Ec-1

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	0.9 mM cyc-gEc1, 1.8 mM 113Cd CADMIUM ION, 10 mM [U-99% 2H] TRIS, 10 mM sodium perchlorate	90% H2O/10% D2O	0.02	7.5	ambient	307.2
2	2D 1H-1H NOESY	0.9 mM cyc-gEc1, 1.8 mM 113Cd CADMIUM ION, 10 mM [U-99% 2H] TRIS, 10 mM sodium perchlorate	90% H2O/10% D2O	0.02	7.5	ambient	307.2
3	2D 1H-113Cd HSQC	0.9 mM cyc-gEc1, 1.8 mM 113Cd CADMIUM ION, 10 mM [U-99% 2H] TRIS, 10 mM sodium perchlorate	90% H2O/10% D2O	0.02	7.5	ambient	307.2
4	2D 1H-1H TOCSY	0.9 mM cyc-gEc1, 1.8 mM 113Cd CADMIUM ION, 10 mM [U-99% 2H] TRIS, 10 mM sodium perchlorate	90% H2O/10% D2O	0.02	7.5	ambient	295.5
5	2D 1H-1H NOESY	0.9 mM cyc-gEc1, 1.8 mM 113Cd CADMIUM ION, 10 mM [U-99% 2H] TRIS, 10 mM sodium perchlorate	90% H2O/10% D2O	0.02	7.5	ambient	295.5
6	2D 1H-113Cd HSQC	0.9 mM cyc-gEc1, 1.8 mM 113Cd CADMIUM ION, 10 mM [U-99% 2H] TRIS, 10 mM sodium perchlorate	90% H2O/10% D2O	0.02	7.5	ambient	295.5

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	700
2	Bruker	AVANCE	600
3	Bruker	DRX	500

NMR Refinement
Method	Details	Software
molecular dynamics, simulated annealing	RESTRAINT REFINEMENT IN EXPLICIT SOLVENT (WATER), IN TORSION COORDINATES USING NOEASSIGN ALGORITHM	CARA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
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	1.9.0	Keller and Wuthrich
2	peak picking	CARA	1.9.0	Keller and Wuthrich
3	data analysis	CARA	1.9.0	Keller and Wuthrich
4	structure solution	CYANA	3.1	Guntert, Mumenthaler and Wuthrich
5	chemical shift assignment	Sparky	3.113	Goddard
6	peak picking	Sparky	3.113	Goddard
7	data analysis	Sparky	3.113	Goddard
8	data analysis	XEASY	1.3.13	Bartels et al.
9	peak picking	XEASY	1.3.13	Bartels et al.
10	structure solution	X-PLOR NIH	2.33	Schwieters, Kuszewski, Tjandra and Clore
11	refinement	X-PLOR NIH	2.33	Schwieters, Kuszewski, Tjandra and Clore
12	processing	TopSpin	3.0	Bruker Biospin
13	collection	TopSpin	3.0	Bruker Biospin
14	validation	PSVS		Bhattacharya and Montelione