4UQM

Crystal structure determination of uracil-DNA N-glycosylase (UNG) from Deinococcus radiodurans in complex with DNA - new insights into the role of the Leucine-loop for damage recognition and repair

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.6		0.05M NACITRATE, PH4.6 20%(W/V) PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.51	56.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.3	α = 90
b = 98.72	β = 90
c = 43.94	γ = 90

Symmetry
Space Group	P 21 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	PIXEL	DECTRIS PILATUS 6M		2011-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29		ESRF	ID29

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	1.35	30	95.7	0.04	13	4.4		78013

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	1.35	1.38	91.7		0.6	2.15	4.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 2BOO	1.35	27.03	74096	3916	95.66	0.1838	0.18241	0.21083	RANDOM

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	35.245
r_dihedral_angle_4_deg	14.369
r_dihedral_angle_3_deg	11.405
r_rigid_bond_restr	8.999
r_dihedral_angle_1_deg	6.015
r_sphericity_bonded	4.297
r_long_range_B_refined	1.768
r_angle_refined_deg	1.719
r_long_range_B_other	1.683
r_scangle_other	1.583
r_scbond_it	1.462
r_scbond_other	1.462
r_angle_other_deg	1.175
r_mcangle_it	1.088
r_mcangle_other	1.087
r_mcbond_it	0.978
r_mcbond_other	0.977
r_chiral_restr	0.24
r_bond_refined_d	0.014
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_sphericity_free

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1829
Nucleic Acid Atoms	457
Solvent Atoms	240
Heterogen Atoms	7

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing