Experiment: 4PR8

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	BATCH METHOD	8.5	291	URATE OXIDASE COMPLEXED WITH 8-NITROXANTHINE (RED CRYSTALS-3LD4) SOAKED IN URIC ACID SOLUTION. AFTER LIGAND EXCHANGE, (COLORLESS CRYSTALS) THE CRYSTALS WERE INCUBATED WITH SODIUM AZIDE 0.3M, 18% PEG8000, TRIS BUFFER PH=8.5 FOR 1/2 H., BATCH METHOD, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.87	57.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.577	α = 90
b = 95.155	β = 90
c = 104.823	γ = 90

Symmetry
Space Group	I 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M	BENT MIRROR	2014-01-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2	0.938	ESRF	ID23-2

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	1.158	47	80.8			65154	65154	4	4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.158	1.28	34.2		0.272	2.1	2.5	12011

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	4FSK	1.16	11	4	65154	65154		80.9	0.184	0.184

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]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
3	2294	2684.4

RMS Deviations
Key	Refinement Restraint Deviation
s_from_restr_planes	0.4012
s_angle_d	0.0703
s_approx_iso_adps	0.0603
s_non_zero_chiral_vol	0.0574
s_zero_chiral_vol	0.0465
s_similar_adp_cmpnt	0.0413
s_anti_bump_dis_restr	0.0263
s_bond_d	0.0256
s_similar_dist
s_rigid_bond_adp_cmpnt

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2362
Nucleic Acid Atoms
Solvent Atoms	302
Heterogen Atoms	19

Software

Software
Software Name	Purpose
MxCuBE	data collection
SHELX	model building
SHELXL-97	refinement
XDS	data reduction
SCALA	data scaling
TRUNCATE	data scaling
SHELX	phasing

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 R01GM133198.