2A99

Crystal structure of recombinant chicken sulfite oxidase at resting state

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	295	PEG 4000, Magnesium chloride, MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.5	64.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.004	α = 90
b = 86.004	β = 90
c = 154.18	γ = 90

Symmetry
Space Group	I 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 4		2003-06-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X26C	1.100	NSLS	X26C

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	2.2	30	99.1	0.083		4	28243	27999

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	2.2	2.28	99.7		0.599		3.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1SOX	2.202	30	28243	27994	1424	99.11	0.15	0.15	0.149	0.182	RANDOM	45.247

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]
2.19			2.19		-4.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.605
r_dihedral_angle_4_deg	17.907
r_dihedral_angle_3_deg	13.932
r_dihedral_angle_1_deg	4.104
r_scangle_it	2.953
r_scbond_it	1.959
r_angle_refined_deg	1.593
r_mcangle_it	1.256
r_angle_other_deg	1.245
r_mcbond_it	1.056
r_symmetry_vdw_other	0.289
r_symmetry_hbond_refined	0.256
r_nbd_other	0.233
r_xyhbond_nbd_refined	0.209
r_nbd_refined	0.208
r_symmetry_vdw_refined	0.2
r_nbtor_refined	0.185
r_mcbond_other	0.167
r_metal_ion_refined	0.102
r_nbtor_other	0.099
r_chiral_restr	0.092
r_bond_refined_d	0.014
r_gen_planes_refined	0.01
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2871
Nucleic Acid Atoms
Solvent Atoms	236
Heterogen Atoms	32

Software

Software
Software Name	Purpose
HKL-2000	data collection
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling