Experiment: 5VXQ

X-Ray crystallography structure of the parallel stranded duplex formed by 5-rA5-dA-rA5

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	HANGING DROP, VAPOR DIFFUSION	5	295	0.5 uL 5-rA5-dA-rA5 and RRM23 (98-269) in 10 mM HEPES, 100 mM sodium chloride, 2 mM DTT, pH 7.0 + 0.5 uL 1.6 M ammonium sulfate, 0.1 M citric acid, pH 5.0

Crystal Properties
Matthews coefficient	Solvent content
1.5	17.84

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 22.799	α = 90
b = 22.799	β = 90
c = 164.071	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	RAYONIX MX-300		2015-05-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	1.28206	CLSI	08ID-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.002	22.58	96.4	17.65	1		23843

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.002

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1.002	22.58	23843		96.4	0.1285	0.1354	0.1598	0.168

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms
Nucleic Acid Atoms	476
Solvent Atoms	71
Heterogen Atoms	18

Software

Software
Software Name	Purpose
PHENIX	refinement
PHENIX	model building