5ZEV

Solution structure of G-quadruplex formed in vegfr-2 proximal promoter sequence

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	1 mM DNA (5'-D(*GP*GP*GP*TP*AP*CP*CP*CP*GP*GP*GP*TP*GP*AP*GP*GP*TP*GP*CP*GP*GP*GP*GP*T)-3'), 20 mM potassium phosphate, 80 mM potassium chloride	90% H2O/10% D2O	100 mM	6.8	1 atm	293	Varian INOVA 800
2	2D 1H-1H TOCSY	1 mM DNA (5'-D(*GP*GP*GP*TP*AP*CP*CP*CP*GP*GP*GP*TP*GP*AP*GP*GP*TP*GP*CP*GP*GP*GP*GP*T)-3'), 20 mM potassium phosphate, 80 mM potassium chloride	90% H2O/10% D2O	100 mM	6.8	1 atm	293	Varian INOVA 800
3	2D DQF-COSY	1 mM DNA (5'-D(*GP*GP*GP*TP*AP*CP*CP*CP*GP*GP*GP*TP*GP*AP*GP*GP*TP*GP*CP*GP*GP*GP*GP*T)-3'), 20 mM potassium phosphate, 80 mM potassium chloride	90% H2O/10% D2O	100 mM	6.8	1 atm	293	Varian INOVA 800
4	2D 1H-13C HSQC	1 mM DNA (5'-D(*GP*GP*GP*TP*AP*CP*CP*CP*GP*GP*GP*TP*GP*AP*GP*GP*TP*GP*CP*GP*GP*GP*GP*T)-3'), 20 mM potassium phosphate, 80 mM potassium chloride	90% H2O/10% D2O	100 mM	6.8	1 atm	293	Bruker AVANCE 600
5	2D 1H-1H NOESY	1.0 mM DNA (5'-D(*GP*GP*GP*TP*AP*CP*CP*CP*GP*GP*GP*TP*GP*AP*GP*GP*TP*GP*CP*GP*GP*GP*GP*T)-3'), 80 mM potassium chloride, 20 mM potassium phosphate	100% D2O	100 mM	6.8	1 atm	293	Bruker AVANCE 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	800
3	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
distance geometry		CNS

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS		Brunger A.T. et.al.