1MK3

SOLUTION STRUCTURE OF HUMAN BCL-W PROTEIN

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	HNCACB	1.4 mM Bcl-w protein U-15N,13C, 20 mM phosphate buffer	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298
2	CBCA(CO)HN	1.4 mM Bcl-w protein U-15N,13C, 20 mM phosphate buffer	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298
3	13C,15N-edited NOESY	1.4 mM Bcl-w protein U-15N,13C, 20 mM phosphate buffer	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298
4	HNCO	1.4 mM Bcl-w protein U-15N,13C, 20 mM phosphate buffer	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298
5	15N-edited NOESY	1.3 mM Bcl-w protein U-15N, 20 mM phosphate buffer	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298
6	HNHA	1.3 mM Bcl-w protein U-15N, 20 mM phosphate buffer	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298
7	IPAP-HSQC	0.5 mM Bcl-w protein U-15N, 6 MG/ML PF1-PHAGE	90% H2O/10% D2O	10 mM NaCl	7.3	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Varian	INOVA	800

NMR Refinement
Method	Details	Software
simulated annealing	Structure refined by using standard protocol in CNS with restraints from NOE distances, backbone torsion angles, hydrogen bonds and residual dipolar couplings	CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations,structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	10
Representative Model	1 (closest to the average,lowest energy)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	CNS		Brunger
2	processing	CNS		Brunger
3	data analysis	CNS		Brunger
4	refinement	CNS	1.1	Brunger et al.