4AXJ

Structure of the Clostridium difficile EutM protein


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.2PROTEIN IN H2O AT 10 MG/ML. CRYSTALLISED BY SITTING DROP VAPOUR DIFFUSION, 100/100 NL DROPS, 100 UL WELL. WELL SOLUTION OF 200 MM LI2SO4, 100 MM PHOSPHATE/CITRATE PH 4.2, 20 % W/V PEG 1000.
Crystal Properties
Matthews coefficientSolvent content
2.1643.22

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 69.368α = 90
b = 46.38β = 91.56
c = 76.4γ = 90
Symmetry
Space GroupI 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray93CCDADSC CCDMIRRORS2010-01-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I04DiamondI04

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
11.6238.298.30.06123.730458217
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)
11.621.7197.90.363.53.7

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2EWH1.6223.69130452152798.010.16620.16460.195915.88
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]
4.334-0.706412.69485.9833
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d12.797
f_angle_d1.547
f_chiral_restr0.113
f_bond_d0.015
f_plane_restr0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1827
Nucleic Acid Atoms
Solvent Atoms206
Heterogen Atoms10

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing