X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.5
Temperature 277.0
Details 20% PEG-3350, 0.16M Ammonium Sulfate, 0.08M Bis-Tris, 0.001M Niraparib, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 104.4 α = 90
b = 108.63 β = 90
c = 142.2 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
PIXEL PSI PILATUS 6M mirrors 2014-06-30
Diffraction Radiation
Monochromator Protocol
Double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I03 0.97630 Diamond I03

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.2 86.32 100.0 0.087 -- -- 13.2 82734 82734 0.0 0.0 45.1
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.2 2.26 100.0 0.722 -- 4.0 13.7 6064

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.2 86.3 0.0 0.0 82654 82654 4123 100.0 -- 0.203 0.2022 0.2179 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.2 2.26 6051 271 5780 0.2377 0.2643 -- 99.99
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 58.05
Anisotropic B[1][1] 2.5667
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.5674
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.0E-4
RMS Deviations
Key Refinement Restraint Deviation
t_omega_torsion 3.09
t_other_torsion 3.08
t_angle_deg 1.06
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.359
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10990
Nucleic Acid Atoms 0
Heterogen Atoms 134
Solvent Atoms 154

Software

Software
Software Name Purpose
GDA data collection
PHASER phasing
BUSTER refinement version: 2.11.5
xia2 data reduction
XSCALE data scaling