4AAY

Crystal Structure of the arsenite oxidase protein complex from Rhizobium species strain NT-26

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		0.1 M HEPES SODIUM PH 7.5, 2% PEG 400, 2.0 M AMMONIUM SULPHATE, 10% GLYCEROL

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 149.13	α = 90
b = 232.96	β = 90
c = 141.87	γ = 90

Symmetry
Space Group	P 21 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	70	CCD	ADSC QUANTUM 315r	TOROIDAL MIRROR	2011-07-11	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.7	50	99.9	0.1	18	7.2		135790

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	2.7	2.77	100		0.37	6.2	7.2

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1G8J	2.7	141.87	128907	6818	99.88	0.19433	0.19343	0.21128	RANDOM	49.985

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]
-0.9			0.29		0.6

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.408
r_dihedral_angle_4_deg	18.757
r_dihedral_angle_3_deg	15.16
r_dihedral_angle_1_deg	6.217
r_angle_other_deg	2.643
r_angle_refined_deg	1.393
r_chiral_restr	0.074
r_gen_planes_other	0.015
r_bond_refined_d	0.009
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	30160
Nucleic Acid Atoms
Solvent Atoms	15
Heterogen Atoms	428

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing