2XPE

Oxidised Thiol peroxidase (Tpx) from Yersinia pseudotuberculosis

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		0.2 M TRI-POTASSIUM CITRATE, 20% PEG 3350, PH 7.5

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.17

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.371	α = 90
b = 63.444	β = 90
c = 91.394	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	ADSC CCD	MIRRORS	2010-12-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03		Diamond	I03

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	2.5	38.27	99.9	0.14	8.6	13.54		11830		2	45.4

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	2.5	2.59	100		0.47	4	14.25

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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 1QXH	2.5	52.118	2.5	11814	558	99.738	0.301	0.2989	0.3358	RANDOM	51.88

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]
-7.948			4.954		2.994

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.07
r_dihedral_angle_3_deg	16.981
r_dihedral_angle_4_deg	13.647
r_dihedral_angle_1_deg	4.42
r_angle_refined_deg	0.92
r_scangle_it	0.544
r_mcangle_it	0.42
r_scbond_it	0.309
r_nbtor_refined	0.294
r_mcbond_it	0.229
r_nbd_refined	0.175
r_symmetry_vdw_refined	0.147
r_xyhbond_nbd_refined	0.092
r_symmetry_hbond_refined	0.055
r_chiral_restr	0.054
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
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_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_mcangle_other
r_scbond_other
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	2362
Nucleic Acid Atoms
Solvent Atoms	27
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
d*TREK	data reduction
d*TREK	data scaling
PHASER	phasing