2QLP | pdb_00002qlp

Bifunctional dCTP deaminase:dUTPase from Mycobacterium tuberculosis, apo form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	1.9mg/ml enzyme in 50mM HEPES pH 6.8 Reservoir: 20% PEG 8K, 50mM MgCl2, 100mM HEPES pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.8	α = 90
b = 96.7	β = 97.7
c = 78	γ = 90

Symmetry
Space Group	P 1 21 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	CCD	ADSC QUANTUM 4		2007-02-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-3	0.931	ESRF	ID14-3

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	2.47	20	99.1	0.193	6.81		32512	32512	-3	-3	28.425

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	2.47		99		0.551	2.2		9296

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.47	19.9	32512	32512	1626	100	0.232	0.232	0.228	0.2264	0.295	0.2872	RANDOM	19.419

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]
1.13		-3	-1.41		-0.52

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.017
r_dihedral_angle_3_deg	19.352
r_dihedral_angle_4_deg	18.052
r_dihedral_angle_1_deg	6.421
r_angle_refined_deg	1.497
r_mcangle_it	1.257
r_scangle_it	1.127
r_mcbond_it	0.734
r_scbond_it	0.722
r_nbtor_refined	0.328
r_symmetry_vdw_refined	0.285
r_nbd_refined	0.261
r_xyhbond_nbd_refined	0.221
r_chiral_restr	0.113
r_symmetry_hbond_refined	0.112
r_bond_refined_d	0.011
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7362
Nucleic Acid Atoms
Solvent Atoms	120
Heterogen Atoms	73

Software

Software
Software Name	Purpose
XSCALE	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MxCuBE	data collection
XDS	data reduction