7PT5

Crystal structure of the CH domain of human CEP44


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION292.15100 nl protein solution and 100 nl of reservoir solution which was 0.1 M Hepes pH 7.3, 10% isopropanol, 10% PEG-4000. Crystals were mounted 0.1 M Hepes pH 7.5, 7.5% isopropanol, 30% PEG-400.
Crystal Properties
Matthews coefficientSolvent content
2.4549.71

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 33.949α = 90
b = 33.949β = 90
c = 243.359γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray80PIXELDECTRIS EIGER2 XE 16M2018-06-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.97928DiamondI03

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)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
12.381.11000.0840.01917.721.4715973.06
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.381000.5061.9

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-FreeMean Isotropic B
X-RAY DIFFRACTIONSADFREE R-VALUE2.333.621.35707270299.990.22990.22620.2645103.08
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
f_dihedral_angle_d20.11
f_angle_d0.5578
f_chiral_restr0.0383
f_bond_d0.0037
f_plane_restr0.0034
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms976
Nucleic Acid Atoms
Solvent Atoms4
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
PHENIXrefinement
iMOSFLMdata reduction
Aimlessdata scaling
CRANK2phasing