2M3E

The Integrin Alpha L Transmembrane Domain in Bicelles: Structure and Interaction with Integrin Beta 2

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	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
2	3D HNCO	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
3	3D HNCA	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
4	3D HN(CO)CA	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
5	3D HCCH-TOCSY	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
6	3D 1H-13C NOESY aliphatic	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
7	3D 1H-13C NOESY aromatic	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303
8	3D 1H-15N NOESY	0.6 mM [U-100% 13C; U-100% 15N] integrin aL TM domain, 50 mM potassium phosphate	95% H2O/5% D2O	50	6.5	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800
2	Bruker	AVANCE	700

NMR Refinement
Method	Details	Software
simulated annealing		CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	20
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
2	collection	TopSpin		Bruker Biospin
3	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read