ISDA

X-RAY DIFFRACTION

Crystallization Details

Method	pH	Temprature	Details
X-RAY DIFFRACTION	7	290	20 mg of DNA dissolved in 0.2 ml of 15% MPD solution cacodylate buffer 10-2 M. Additives: 10-5 M sodium azide, 10-2 M MgCl2, 2.10-2 M spermine chloride. Reservoir: same solution but 50 % MPD, pH 7, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Unit Cell:

a: 43.423 Å b: 43.423 Å c: 40.450 Å α: 90.00° β: 90.00° γ: 120.00°

Symmetry:

Space Group: P 61

Crystal Properties:

Matthew's Coefficient: 2.18 Solvent Content: 43.63

Refinement Statistics

Diffraction ID	Structure Solution Method	Cross Validation Method	Resolution Limit (High)	Resolution Limit (Low)	Number of Reflections (Observed)	Number of Reflections (R-free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic
X-RAY DIFFRACTION	FOURIER SYNTHESIS	FREE R	1.65	10.00	5018	377	90.5	0.1892	0.221	?

Data Collection

Overall

Resolution Limit (High)	Resolution Limit (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1.65	18.0	89.4	0.058	?	6.6	3.2	5079	5018	2	4	?

Highest Resolution Shell

#	Resolution Limits (Low)	Resolution Limits (High)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.65	1.75	90.27	?	?	2.9	3.3	733

Diffraction

Diffraction experiment

Crystal ID	Scattering Type	Data Collection Temprature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1		295 K

Radiation Source

Source	Type	Wavelength List	Synchrotron Site	Beamline
SYNCHROTRON	ESRF BEAMLINE ID27	0.3738	ESRF	ID27

Software