3ED4

Crystal structure of putative arylsulfatase from escherichia coli

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.5	294	100MM HEPES PH 7.5, 25% PEG3350, 10% GLYCEROL, VAPOR DIFFUSION, TEMPERATURE 294K, pH 7.50

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.932	α = 90
b = 178.858	β = 92.17
c = 76.284	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	MAR CCD 165 mm		2007-07-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID		APS	31-ID

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	1.7	50	90.6	0.063	0.063	5.4	3.3		212025		-5	30.208

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	1.7	1.73	89.1		0.925	0.3	3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	THROUGHOUT	1.7	20	179196	5540	87.26	0.19767	0.19627	0.2422	RANDOM	34.503

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]
-1.45		0.87	1.03		0.48

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.572
r_dihedral_angle_3_deg	14.456
r_dihedral_angle_4_deg	11.165
r_scangle_it	8.989
r_scbond_it	7.223
r_dihedral_angle_1_deg	5.915
r_mcangle_it	5.08
r_mcbond_it	3.923
r_angle_refined_deg	1.229
r_nbtor_refined	0.301
r_metal_ion_refined	0.225
r_symmetry_hbond_refined	0.161
r_nbd_refined	0.159
r_xyhbond_nbd_refined	0.147
r_symmetry_vdw_refined	0.087
r_chiral_restr	0.081
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	14991
Nucleic Acid Atoms
Solvent Atoms	1522
Heterogen Atoms	68

Software

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