7L8V

NMR Structure of half-calcified calmodulin mutant (CaMEF12) bound to the IQ-motif of CaV1.2

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-15N NOESY	0.5 mM [U-95% 15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION	90% H2O/10% D2O	0.1 M	7.4	1 atm	303	Bruker AVANCE III 800
2	3D 1H-15N TOCSY	0.5 mM [U-95% 15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION	90% H2O/10% D2O	0.1 M	7.4	1 atm	303	Bruker AVANCE III 800
3	3D 1H-13C NOESY	0.5 mM [U-13C; U-15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION	90% H2O/10% D2O	0.1 M	7.4	1 atm	303	Bruker AVANCE III 800
4	3D HCCH-TOCSY	0.5 mM [U-13C; U-15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION	90% H2O/10% D2O	0.1 M	7.4	1 atm	303	Bruker AVANCE III 800
5	2D 1H-13C HSQC aliphatic	0.5 mM [U-13C; U-15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION	90% H2O/10% D2O	0.1 M	7.4	1 atm	303	Bruker AVANCE III 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	800
2	Bruker	AVANCE III	600

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	40
Conformers Submitted Total Number	12
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS		Brunger A. T. et.al.
2	structure calculation	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
3	chemical shift assignment	Sparky		Goddard
4	peak picking	Sparky		Goddard