9QH2 | pdb_00009qh2

wild-type APO Purine Nucleoside Phosphorylase from Parageobacillus thermoglucosidasius


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelSwissModelPDBID 8d38 (88.36% sequence identity) was used to build a SwissModel

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.92930.1186 M CaCl2, 0.1 M BIS-TRIS pH 6.955, 45% MPD
Crystal Properties
Matthews coefficientSolvent content
2.1743.29

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 93.662α = 90
b = 93.662β = 90
c = 94.148γ = 120
Symmetry
Space GroupP 63

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 X 16MKirkpatrick Baez bimorph mirror pair for horizontal and vertical focussing2023-11-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.9763DiamondI03

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
11.781.111000.130.1370.0430.99713.820.8515401.514.02
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.731000.6380.6720.2080.9684.421.2

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.781.111.3851435255899.850.1780.17630.17590.21080.2109Random selection19.87
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_d14.229
f_angle_d0.7634
f_chiral_restr0.0504
f_plane_restr0.0072
f_bond_d0.0053
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3607
Nucleic Acid Atoms
Solvent Atoms295
Heterogen Atoms18

Software

Software
Software NamePurpose
PHENIXrefinement
PHENIXrefinement
xia2data reduction
Aimlessdata scaling
PHASERphasing