4W5U

Crystal structure of chitinase 40 from thermophilic bacteria Streptomyces thermoviolaceus.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP52921.9 M sodium malonate
Crystal Properties
Matthews coefficientSolvent content
4.0169.34

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 183.15α = 90
b = 183.15β = 90
c = 130.814γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2012-12-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-31.000MAX III911-3

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim 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
12.774999.40.1490.15713.5310.033317033170-357.58
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.772.9498.11.0081.0631.919.79

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEThe model structure was generated by the GeneSilico Metaserver.2.771491.363314499599.40.15150.14980.2084Random selection64.2189
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_d14.111
f_angle_d1.478
f_chiral_restr0.065
f_bond_d0.014
f_plane_restr0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5572
Nucleic Acid Atoms
Solvent Atoms74
Heterogen Atoms14

Software

Software
Software NamePurpose
XDSdata reduction
PHENIXmodel building
PDB_EXTRACTdata extraction
XSCALEdata scaling
PHASERphasing
PHENIXrefinement
Aimlessdata scaling
XSCALEdata scaling
XSCALEdata reduction