1LUH | pdb_00001luh

SOLUTION NMR STRUCTURE OF SELF-COMPLIMENTARY DUPLEX 5'-D(TCCG*CGGA)2 CONTAINING A TRIMETHYLENE CROSSLINK AT THE N2 POSITION OF G*

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	2 mM crosslinked duplex, 10 mM sodium phosphate buffer, 0.1 M NaCl, 50 mM EDTA, pH 7.1	99.996 % D2O		7.10	ambient	303
2	DQF-COSY	2 mM crosslinked duplex, 10 mM sodium phosphate buffer, 0.1 M NaCl, 50 mM EDTA, pH 7.1	90% H2O/10% D2O
3	PE-COSY

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AMX	500

NMR Refinement
Method	Details	Software
NOE-restrained molecular dynamics; simulated annealing	Further details about the structural refinement including the trimethylene chain can be found in the journal article.	Felix

NMR Ensemble Information
Conformer Selection Criteria
Conformers Calculated Total Number
Conformers Submitted Total Number	1
Representative Model	(minimized average structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	Felix	95	Biosym Technologies
2	iterative matrix relaxation	MARDIGRAS		B.A.Borgias, T.L.L.James
3	structure solution	X-PLOR	3.1	A.T.Brunger
4	data analysis	CORMA	3.85	J.W.Keepers, T.L.James
5	refinement	X-PLOR	3.1	A.T.Brunger