X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherInhouse PARP-A904051 structure

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.5290Protein Solution : PARP 60 mg/ml in 50 mM Tris, 150 mM NaCl, 1.5 mM DTT PH 7.5, 2 mM A861146 Well Solution : 0.8 M NaCl, 1.8M Ammonium Sulfate Crystals are soaked in well solution containing 1 mM A927929 from 0.1 M DMSO stock Cryoprotectant : 1.2 M NaCl, 1.6 M Ammonium Sulfate, 20 % Ethylene Glycol, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.2545.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 94.205α = 90
b = 94.205β = 90
c = 68.856γ = 120
Symmetry
Space GroupP 3 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110CCDADSC QUANTUM 2102006-08-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 17-ID1.0APS17-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)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
12.581.698.80.096125.9125171246450.9
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.52.6598.80.32910.861952

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTInhouse PARP-A904051 structure2.581.6125171246460598.80.2050.2050.2020.275RANDOM42.2
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]
4.034.03-8.06
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d26.5
c_scangle_it10.49
c_scbond_it8.67
c_mcangle_it4.05
c_mcbond_it3.17
c_improper_angle_d1.58
c_angle_deg0.76
c_bond_d0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2735
Nucleic Acid Atoms
Solvent Atoms116
Heterogen Atoms25

Software

Software
Software NamePurpose
HKL-2000data collection
CNSrefinement
BUSTERrefinement
HKL-2000data reduction
HKL-2000data scaling
CNSphasing