2N6A

NMR structure of a human calmodulin/connexin-36 peptide hybrid

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
2	2D 1H-13C HSQC aliphatic	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
3	2D 1H-13C HSQC aromatic	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
4	3D CBCA(CO)NH	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
5	3D C(CO)NH	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
6	3D HNCO	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
7	3D HNCA	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
8	3D HNCACB	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
9	3D H(CCO)NH	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
10	3D HCCH-TOCSY	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
11	3D 1H-15N NOESY	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
12	3D 1H-13C NOESY aliphatic	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293
13	3D 1H-13C NOESY aromatic	2.0 mM [U-99% 13C; U-99% 15N] protein, 0.0005 w/v sodium azide, 25 mM sodium chloride, 5 mM Tris	90% H2O/10% D2O	0.25	7.4	ambient	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	700

NMR Refinement
Method	Details	Software
simulated annealing	10000 STEPS OF SA USING CYANA3	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	400
Conformers Submitted Total Number	18
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
2	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
3	refinement	CYANA		Guntert, Mumenthaler and Wuthrich