2ZHX

Crystal structure of Uracil-DNA Glycosylase from Mycobacterium tuberculosis in complex with a proteinaceous inhibitor

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1UGH	PDB ENTRY 1UGH, 1UUG and 1UDI
experimental model	PDB	1UUG	PDB ENTRY 1UGH, 1UUG and 1UDI
experimental model	PDB	1UDI	PDB ENTRY 1UGH, 1UUG and 1UDI

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.2	298	10%(w/v) PEG 8000 and 0.2M NaCl in 0.1M phosphate buffer pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 201.143	α = 90
b = 64.274	β = 109.72
c = 203.677	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 345 mm plate		2006-03-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	3.1	30	97.2	0.149	8.2	2.8	45064	43788	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	3.1	3.21	91.8		0.421	2.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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 1UGH, 1UUG and 1UDI	3.1	30	45064	41560	2228	97.17	0.23581	0.23367	0.27638	RANDOM	58.364

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]
-2.91		-3.05	6.61		-5.75

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.33
r_dihedral_angle_4_deg	20.063
r_dihedral_angle_3_deg	17.961
r_mcangle_it	10.906
r_mcbond_it	8.302
r_dihedral_angle_1_deg	6.003
r_scangle_it	1.936
r_angle_refined_deg	1.435
r_scbond_it	1.1
r_nbtor_refined	0.321
r_nbd_refined	0.263
r_symmetry_vdw_refined	0.249
r_xyhbond_nbd_refined	0.177
r_symmetry_hbond_refined	0.175
r_chiral_restr	0.094
r_bond_refined_d	0.013
r_gen_planes_refined	0.005
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	16321
Nucleic Acid Atoms
Solvent Atoms	519
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
DENZO	data reduction
SCALEPACK	data scaling
PHASES	phasing