1JRV | pdb_00001jrv

SOLUTION STRUCTURE OF DAATAA DNA BULGE

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D_NOESY	1.6MM IN DUPLEX; 10MM PHOSPHATE BUFFER; 100MM NACL; 0.05MM EDTA; 100% D2O	100% D2O	100mm Na+	7	ambient	300
2	E-COSY	1.6MM IN DUPLEX; 10MM PHOSPHATE BUFFER; 100MM NACL; 0.05MM EDTA; 100% D2O	100% D2O	100mm Na+	7	ambient	300
3	31P-1H_correlated	1.6MM IN DUPLEX; 100MM NACL; 0.05MM EDTA; 100% D2O	100% D2O	100mm Na+	7	ambient	300

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	500
3	Varian	INOVA	750

NMR Refinement
Method	Details	Software
matrix relaxation (MARDIGRAS); torsion angle dynamics (DYANA); ENERGY MINIMIZATION (AMBER)	the structures are based on a total of 906 restraints, 645 are NOE-derived distance constraints, 235 dihedral angle restraints, 26 distance restraints from hydrogen bonds.	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	400
Conformers Submitted Total Number	15
Representative Model	1 (lowest energy)

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe	3	Delaglio, F. et al.
2	iterative matrix relaxation	MARDIGRAS	3.2	Borgias, B.A. & James, T.L.
3	structure solution	DYANA	1.5	Gntert, P., Mumenthaler, C., Wthrich, K.
4	refinement	Amber	5.0	Weiner, S.j., Kollman, P.A., Nguyen, D.T., Case, D.A.
5	data analysis	Curves	4.0	Sklenar, H., Lavery, R.
6	data analysis	Amber	5.0	Weiner, S.j., Kollman, P.A., Nguyen, D.T., Case, D.A.