8FG7

Apo mouse acidic mammalian chitinase, catalytic domain at 277 K


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP293.1511 mg/mL AMCase catalytic domain 19.8% PEG 3350 0.198 M Magnesium Formate 0.01 M Phenol
Crystal Properties
Matthews coefficientSolvent content
2.1643.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.647α = 90
b = 71.844β = 90
c = 84.672γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray277PIXELDECTRIS PILATUS3 6M2022-10-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.3.11.11580ALS8.3.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim 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
11.6454.7899.370.24890.25910.070970.996712.94799916.6
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.641.69998.650.5021.1913.2

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-VALUE1.6454.781.3347969232799.370.14810.14690.171319.41
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_d12.0261
f_angle_d0.9617
f_chiral_restr0.0578
f_plane_restr0.0088
f_bond_d0.0077
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3007
Nucleic Acid Atoms
Solvent Atoms323
Heterogen Atoms1

Software

Software
Software NamePurpose
PHENIXrefinement
xia2data reduction
DIALSdata scaling
PHASERphasing
Cootmodel building