Experiment: 3F2M

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2IBA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	300	3.2MG/ML URATE OXIDASE, EQUIMOLAR CONCENTRATION 8-AZAXANTHINE, 6% PEG 8000, 50mM Tris, 100mM NaCl, VAPOR DIFFUSION, HANGING DROP, temperature 300K

Crystal Properties
Matthews coefficient	Solvent content
2.93	58.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.7	α = 90
b = 95.87	β = 90
c = 104.99	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	298	CCD	MAR CCD 165 mm	unfocused beam	2006-12-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID27	0.374	ESRF	ID27

Data Collection

Overall
ID #	Resolution (High)	Resolution (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	1.8	19.936	96.4	0.052	0.052	7.86	2.7	96518	36047		1.5	20.862

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.9	96.6		0.262	0.262	2.5	2.6	5232

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	2IBA	1.8	14.82	35998	1801	95.98	0.184	0.182	0.18	0.218	0.22	RANDOM	24.534

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]
			0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.916
r_dihedral_angle_3_deg	14.318
r_dihedral_angle_4_deg	8.317
r_dihedral_angle_1_deg	6.189
r_scangle_it	4.618
r_scbond_it	2.793
r_mcangle_it	1.81
r_angle_refined_deg	1.669
r_mcbond_it	0.975
r_nbtor_refined	0.314

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.916
r_dihedral_angle_3_deg	14.318
r_dihedral_angle_4_deg	8.317
r_dihedral_angle_1_deg	6.189
r_scangle_it	4.618
r_scbond_it	2.793
r_mcangle_it	1.81
r_angle_refined_deg	1.669
r_mcbond_it	0.975
r_nbtor_refined	0.314
r_nbd_refined	0.21
r_symmetry_vdw_refined	0.176
r_symmetry_hbond_refined	0.158
r_xyhbond_nbd_refined	0.12
r_chiral_restr	0.107
r_metal_ion_refined	0.096
r_bond_refined_d	0.016
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2362
Nucleic Acid Atoms
Solvent Atoms	139
Heterogen Atoms	12

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
spec	data collection
XDS	data reduction
REFMAC	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 R01GM157729.