1JJP

A(GGGG) Pentad-Containing Dimeric DNA Quadruplex Involving Stacked G(anti)G(anti)G(anti)G(syn) Tetrads

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	100mM Nacl, 2mM phosphate	H2O	100mM NaCl, 2mM phosphate	6.6	1 atm	273
2	COSY, TOCSY	100mM Nacl, 2mM phosphate	H2O	100mM NaCl, 2mM phosphate	6.6	1 atm	273

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITY	600

NMR Refinement
Method	Details	Software
Simulated annealing in torsional angle space	described in the primary citation	X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	8
Conformers Submitted Total Number	8
Representative Model	3 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR	3.91	A. Brunger
2	data analysis	Felix	2000	MSI, Inc

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.