7OQT | pdb_00007oqt

G-quadruplex structure of the C. elegans telomeric repeat: A two tetrads basket type conformation stabilised by a Hoogsteen C-T base-pair

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	2.4 mM 1H Asc20	90% H2O/10% D2O	90 mM	6.9	1 atm	288	Bruker AVANCE III 700
2	2D 1H-13C HSQC	2.4 mM 1H Asc20	90% H2O/10% D2O	90 mM	6.9	1 atm	288	Bruker AVANCE III 700
3	2D 1H-13C HMBC	2.4 mM 1H Asc20	90% H2O/10% D2O	90 mM	6.9	1 atm	288	Bruker AVANCE III 700

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	700

NMR Refinement
Method	Details	Software
molecular dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	750
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	TopSpin		Bruker Biospin
2	chemical shift assignment	Sparky		Goddard
3	structure calculation	ARIA		Linge, O'Donoghue and Nilges
4	refinement	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman