1EQ1 | pdb_00001eq1

NMR STRUCTURE OF AN EXCHANGEABLE APOLIPOPROTEIN-MANDUCA SEXTA APOLIPOPHORIN-III

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	0.8-1.2 mM U-15N, 13C double labeld L-apoLp-III; 200 mM phosphate buffer, 0.5 mM NaN3, DSS	95% H2O/5% D2O		6.4	1 atm	303
2	3D_13C-separated_NOESY	0.8-1.2 mM U-15N, 13C double labeld L-apoLp-III; 200 mM phosphate buffer, 0.5 mM NaN3, DSS	95% H2O/5% D2O		6.4	1 atm	303
3	2D NOESY	0.8-1.2 mM U-15N, 13C double labeld L-apoLp-III; 200 mM phosphate buffer, 0.5 mM NaN3, DSS	95% H2O/5% D2O		6.4	1 atm	303
4	HNHA	0.8-1.2 mM U-15N, 13C double labeld L-apoLp-III; 200 mM phosphate buffer, 0.5 mM NaN3, DSS	95% H2O/5% D2O		6.4	1 atm	303
5	4D_13C-separated_NOESY	0.8-1.2 mM U-15N, 13C double labeld L-apoLp-III; 200 mM phosphate buffer, 0.5 mM NaN3, DSS	95% H2O/5% D2O		6.4	1 atm	303
6	4D_13C/15N-separated_NOESY	0.8-1.2 mM U-15N, 13C double labeld L-apoLp-III; 200 mM phosphate buffer, 0.5 mM NaN3, DSS	95% H2O/5% D2O		6.4	1 atm	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500
2	Varian	INOVA	600

NMR Refinement
Method	Details	Software
simulated annealing	The structures are based on a total of 2365 restraints, including 2257 NOE-direvied distance restraints and 108 dihedral angle restraints.	VNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with acceptable covalent geometry, structures with favorable non-bond energy, structures with the least restraint violations, structures with the lowest energy, target function
Conformers Calculated Total Number	40
Conformers Submitted Total Number	25
Representative Model	2 (closest to the average, fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1B	Varian
2	data analysis	NMRPipe		Delaglio, Garrett
3	structure solution	X-PLOR	3.1	Brunger
4	refinement	X-PLOR	3.1	Brunger