1NUL

XPRTASE FROM E. COLI


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18XPRT WAS CRYSTALLISED FROM 18 - 23% PEG 4000, 0.1 M LI2SO4 IN 0.1 M TRIS-HCL, PH 8., pH 8.0
Crystal Properties
Matthews coefficientSolvent content
2.1543

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 59.2α = 90
b = 92.7β = 90
c = 53.2γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray289IMAGE PLATERIGAKUMIRRORS1995-05-10M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH2R

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
11.853.2920.0614.8325622119.5
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)
11.82840.2633.22.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMULTIPLE ISOMORPHOUS REPLACEMENTTHROUGHOUT1.88225198249591.80.1920.1920.234RANDOM25.5
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
KeyRefinement Restraint Deviation
x_dihedral_angle_d25
x_mcangle_it3.38
x_scbond_it3.26
x_scangle_it3.26
x_mcbond_it2.14
x_angle_deg1.37
x_improper_angle_d1.19
x_bond_d0.007
x_angle_deg_prot
x_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d25
x_mcangle_it3.38
x_scbond_it3.26
x_scangle_it3.26
x_mcbond_it2.14
x_angle_deg1.37
x_improper_angle_d1.19
x_bond_d0.007
x_angle_deg_prot
x_bond_d_na
x_dihedral_angle_d_na
x_angle_d_prot
x_angle_d_na
x_improper_angle_d_na
x_improper_angle_d_prot
x_angle_deg_na
x_angle_d
x_bond_d_prot
x_dihedral_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2127
Nucleic Acid Atoms
Solvent Atoms212
Heterogen Atoms12

Software

Software
Software NamePurpose
PHASESphasing
X-PLORmodel building
X-PLORrefinement
PROCESSdata reduction
PROCESSdata scaling
X-PLORphasing