2EVV

Crystal Structure of the PEBP-like Protein of Unknown Function HP0218 from Helicobacter pylori

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	295	0.1M Bis-Tris PH6.0, 0.2M Ammonium Sulphate, 20%PEG4K, 2% Glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.93	68.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.312	α = 90
b = 102.266	β = 90
c = 143.047	γ = 90

Symmetry
Space Group	P 21 21 21

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	SBC-3	mirrors	2005-04-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97922	APS	19-BM

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	2.59	45.75	97.6	0.191	4.9	11.1	48287	47122

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	2.59	2.68	79.7		0.798	2.2	8.6	3786

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.59	45.75	41287	41287	4630	97.11	0.2235	0.2235	0.2191	0.26248	RANDOM	28.218

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]
0.22			-1.79		1.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.364
r_dihedral_angle_4_deg	19.713
r_dihedral_angle_3_deg	19.527
r_dihedral_angle_1_deg	6.58
r_scangle_it	2.848
r_scbond_it	1.842
r_angle_refined_deg	1.441
r_mcangle_it	1.227
r_mcbond_it	0.828
r_symmetry_hbond_refined	0.266
r_nbd_refined	0.221
r_symmetry_vdw_refined	0.192
r_xyhbond_nbd_refined	0.166
r_chiral_restr	0.095
r_bond_refined_d	0.014
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
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	5752
Nucleic Acid Atoms
Solvent Atoms	267
Heterogen Atoms	29

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing
SHELX	phasing
SOLVE	phasing
RESOLVE	phasing
MLPHARE	phasing