1T0T

Crystallographic structure of a putative chlorite dismutase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		273	VAPOR DIFFUSION, HANGING DROP, temperature 273K

Crystal Properties
Matthews coefficient	Solvent content
2.7	53.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 202.839	α = 90
b = 202.839	β = 90
c = 202.839	γ = 90

Symmetry
Space Group	I 2 3

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	CUSTOM-MADE		2003-10-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID		APS	19-ID

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	1.75	25					136920		1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.75	1.79	99.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	SAD	THROUGHOUT	1.75	25	138148	131204	6934	99.8	0.158	0.156	0.194	RANDOM	21.18

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.671
r_dihedral_angle_4_deg	18.154
r_dihedral_angle_3_deg	13.39
r_dihedral_angle_1_deg	6.556
r_scangle_it	6.271
r_scbond_it	4.685
r_mcangle_it	2.922
r_mcbond_it	2.61
r_angle_refined_deg	1.716
r_angle_other_deg	0.955
r_mcbond_other	0.541
r_symmetry_vdw_other	0.347
r_symmetry_hbond_refined	0.269
r_nbd_refined	0.242
r_nbd_other	0.238
r_xyhbond_nbd_refined	0.228
r_symmetry_vdw_refined	0.215
r_nbtor_refined	0.197
r_chiral_restr	0.117
r_nbtor_other	0.087
r_xyhbond_nbd_other	0.069
r_gen_planes_refined	0.019
r_bond_refined_d	0.018
r_gen_planes_other	0.007
r_bond_other_d	0.001
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9980
Nucleic Acid Atoms
Solvent Atoms	1295
Heterogen Atoms	145

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SOLVE	phasing