7CPS | pdb_00007cps

A 2:1 stoichiometric complex of anticancer drug 4'-Epiadriamycin bound to parallel G-quadruplex DNA [d-(TTGGGGT)]4.

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	1.03 mM DNA (5'-D(*TP*TP*GP*GP*GP*GP*T)-3'), 2.06 mM 4'-EPIDOXORUBICIN	90% H2O/10% D2O	100 mM	7.0	1 atm	298	Bruker AVANCE 500
2	1D 1H	1.03 mM DNA (5'-D(*TP*TP*GP*GP*GP*GP*T)-3'), 2.06 mM 4'-EPIDOXORUBICIN	90% H2O/10% D2O	100 mM	7.0	1 atm	298	Bruker AVANCE 500

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

NMR Refinement
Method	Details	Software
simulated annealing		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	20
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
2	chemical shift assignment	TopSpin	3.6.01	Bruker Biospin
3	processing	TopSpin	3.6.1	Bruker Biospin
4	refinement	Amber	16	Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman