8PSB | pdb_00008psb

Three-layered parallel G-quadruplex with snapback loop from a G-rich sequence with five G-runs

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-13C HSQC aromatic	1.0 mM DNA (5'-D(*AP*GP*GP*GP*TP*AP*GP*GP*GP*CP*GP*GP*CP*GP*GP*GP*GP*AP*CP*GP*GP*GP*T)-3')	90% H2O/10% D2O	10 mM	7.0	1 atm	303	Bruker AVANCE NEO 600
2	2D 1H-1H NOESY	1.0 mM DNA (5'-D(*AP*GP*GP*GP*TP*AP*GP*GP*GP*CP*GP*GP*CP*GP*GP*GP*GP*AP*CP*GP*GP*GP*T)-3')	90% H2O/10% D2O	10 mM	7.0	1 atm	303	Bruker AVANCE NEO 600
3	2D 1H-15N HSQC	1.0 mM DNA (5'-D(*AP*GP*GP*GP*TP*AP*GP*GP*GP*CP*GP*GP*CP*GP*GP*GP*GP*AP*CP*GP*GP*GP*T)-3')	90% H2O/10% D2O	10 mM	7.0	1 atm	303	Bruker AVANCE NEO 600
4	2D DQF-COSY	1.0 mM DNA (5'-D(*AP*GP*GP*GP*TP*AP*GP*GP*GP*CP*GP*GP*CP*GP*GP*GP*GP*AP*CP*GP*GP*GP*T)-3')	90% H2O/10% D2O	10 mM	7.0	1 atm	303	Bruker AVANCE NEO 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE NEO	600

NMR Refinement
Method	Details	Software
simulated annealing		Amber

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	CcpNmr Analysis	2.4.2	CCPN
2	structure calculation	Amber	18	Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
3	refinement	Amber	18	Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
4	data analysis	TopSpin	4.0.7	Bruker Biospin