1LB0 | pdb_00001lb0

NMR Structure of HIV-1 gp41 659-671 13-mer peptide

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	NOESY	3.5mM gp41659-671; 50mM 50mM ammonium acetate buffer.	95% H2O/5% D2O	0.1mM	7.7	1 atm	277
2	DQF-COSY	3.5mM gp41659-671; 50mM 50mM ammonium acetate buffer.	95% H2O/5% D2O	0.1mM	7.7	1 atm	277
3	TOCSY	3.5mM gp41659-671; 50mM 50mM ammonium acetate buffer.	95% H2O/5% D2O	0.1mM	7.7	1 atm	277

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

NMR Refinement
Method	Details	Software
Distance geometry simulated annealing	The structures are based on a total of 212 restraints, 202 are NOE-derived distance constraints, 9 dihedral angle restraints,1 distance restraint from hydrogen bonds.	AURELIA

NMR Ensemble Information
Conformer Selection Criteria
Conformers Calculated Total Number
Conformers Submitted Total Number	1

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	data analysis	AURELIA	amix 2.8.11	Bruker
2	processing	XwinNMR	3.0	Bruker
3	structure solution	CNS	1.1	A.T.Brunger
4	refinement	CNS		A.T.Brunger