4LHM

Thymidine phosphorylase from E.coli with 3'-azido-3'-deoxythymidine

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	COUNTER-DIFFUSION		298	COUNTER DIFFUSION, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
3.03	59.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 130.762	α = 90
b = 130.762	β = 90
c = 67.057	γ = 90

Symmetry
Space Group	P 43 21 2

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			2012-05-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL41XU	0.8	SPring-8	BL41XU

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	1.52	20	99.85				84887

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.52	14	84887	4471	99.85	0.15537	0.15323	0.19578	RANDOM	28.982

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]
-1.02			-1.02		2.03

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	50.266
r_dihedral_angle_2_deg	33.633
r_sphericity_bonded	17.975
r_dihedral_angle_4_deg	14.748
r_dihedral_angle_3_deg	12.791
r_dihedral_angle_1_deg	5.819
r_rigid_bond_restr	2.034
r_angle_refined_deg	1.25
r_angle_other_deg	0.767
r_chiral_restr	0.078
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3306
Nucleic Acid Atoms
Solvent Atoms	486
Heterogen Atoms	66

Software

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