2H09

Crystal structure of diphtheria toxin repressor like protein from E. coli


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.2298PEG 300, Phosphate citrate, pH 4.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
1.9637.22

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 75.76α = 90
b = 75.76β = 90
c = 41.8γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298CCDADSC QUANTUM 4Silicon II channel2006-03-30MSINGLE WAVELENGTH
21x-rayCCDADSC QUANTUM 42006-03-10MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL26B11.0000SPring-8BL26B1
2SYNCHROTRONSPRING-8 BEAMLINE BL26B10.9789, 0.9793, 0.9640SPring-8BL26B1

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
1,22.15099.40.00629.5831483141125.9
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)
2.12.1895.70.3295.8782

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMADTHROUGHOUT2.119.928314826567899.50.2380.2380.258RANDOM49.6
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]
9.395.489.39-18.78
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.8
c_scangle_it4.34
c_scbond_it2.99
c_mcangle_it2.38
c_mcbond_it1.52
c_angle_deg1.1
c_improper_angle_d0.73
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1023
Nucleic Acid Atoms
Solvent Atoms78
Heterogen Atoms

Software

Software
Software NamePurpose
CNSrefinement
ADSCdata collection
CCP4data scaling
SOLVEphasing