8OYE

Clostridium perfringens chitinase CP4_3455 E196Q with chitin


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 8OTB 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP287PEGION A1: 0.2 M Sodium fluoride 20% w/v Polyethylene glycol 3,350, 1mM chitin hexamer (seeded)
Crystal Properties
Matthews coefficientSolvent content
2.3547.75

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.486α = 90
b = 111.599β = 90
c = 108.916γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2019-08-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P14 (MX2)0.9763PETRA III, EMBL c/o DESYP14 (MX2)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Rrim I (All)CC (Half)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
11.3577.9599.30.0580.99923.8212.0113450517.66
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.351.4396.30.5970.8613.46.956

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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.3577.951.34134498201699.310.14740.14720.161226.27
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_d13.2119
f_angle_d0.8443
f_chiral_restr0.0703
f_plane_restr0.0061
f_bond_d0.0045
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4472
Nucleic Acid Atoms
Solvent Atoms576
Heterogen Atoms75

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing