6B4Q

Crystal Structure of Purine Nucleoside Phosphorylase Isoform 2 from Schistosoma mansoni in complex with pyridin-4-ol


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5CXQ 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.5293.150.2 M Ammonium Acetate , 0.1 M Bis-Tris, PEG 3350
Crystal Properties
Matthews coefficientSolvent content
2.6453.41

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 99.74α = 90
b = 99.74β = 90
c = 99.74γ = 90
Symmetry
Space GroupP 21 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2015-07-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I04-10.9282DiamondI04-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.657.5851000.114115.111.743839
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)
11.61.641000.51.511.5

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-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE5CXQ1.657.5851.3443802214999.980.16730.16640.1857
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_d13.109
f_angle_d1.093
f_chiral_restr0.068
f_bond_d0.011
f_plane_restr0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2148
Nucleic Acid Atoms
Solvent Atoms232
Heterogen Atoms31

Software

Software
Software NamePurpose
PHENIXrefinement
xia2data reduction
XDSdata scaling
PHENIXphasing
Cootmodel building