3AW8

Crystal structure of N5-carboxyaminoimidazole ribonucleotide synthetase from Thermus thermophilus HB8


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52934.3M sodium chloride, 0.1M sodium-HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K
Crystal Properties
Matthews coefficientSolvent content
4.1870.55

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 81.26α = 90
b = 81.26β = 90
c = 203.163γ = 90
Symmetry
Space GroupP 41

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRIGAKU JUPITER 210Toroidal Mirror2006-06-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL38B11.0000SPring-8BL38B1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.65099.90.07812.86.24033053.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.62.691000.33146.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.638.0638705389295.90.2090.2090.255RANDOM59.7
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]
10.5510.55-21.09
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.6
c_scangle_it3.09
c_mcangle_it2.32
c_scbond_it2
c_mcbond_it1.38
c_angle_deg1.3
c_improper_angle_d0.93
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.6
c_scangle_it3.09
c_mcangle_it2.32
c_scbond_it2
c_mcbond_it1.38
c_angle_deg1.3
c_improper_angle_d0.93
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5540
Nucleic Acid Atoms
Solvent Atoms215
Heterogen Atoms49

Software

Software
Software NamePurpose
BSSdata collection
AMoREphasing
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling