6YY4 | pdb_00006yy4

Parallel 17-mer DNA G-quadruplex

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D TOCSY	0.8 mM 5'-D(*GP*GP*GP*TP*GP*GP*GP*AP*AP*GP*GP*GP*TP*GP*GP*GP*A)-3', 25 mM deuterated TRIS, 200 mM potassium chloride, 1 mM magnesium chloride	95% H2O/5% D2O	225 mM	7.5	1 atm	298	Bruker AVANCE 850
2	2D NOESY	0.8 mM 5'-D(*GP*GP*GP*TP*GP*GP*GP*AP*AP*GP*GP*GP*TP*GP*GP*GP*A)-3', 25 mM deuterated TRIS, 200 mM potassium chloride, 1 mM magnesium chloride	95% H2O/5% D2O	225 mM	7.5	1 atm	298	Bruker AVANCE 850
3	2D 1H-13C HSQC	0.8 mM 5'-D(*GP*GP*GP*TP*GP*GP*GP*AP*AP*GP*GP*GP*TP*GP*GP*GP*A)-3', 25 mM deuterated TRIS, 200 mM potassium chloride, 1 mM magnesium chloride	95% H2O/5% D2O	225 mM	7.5	1 atm	298	Bruker AVANCE 850

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
2	Bruker	AVANCE	850

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
3	chemical shift assignment	Sparky		Goddard