X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 295.0
Details 2 uL 11.2 mg/mL protein + 2 uL well solution (0.1 M MES, pH 6.0, 18% PEG5000 MME) over 500 uL well solution, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.56 α = 90
b = 85.39 β = 90
c = 88.26 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2009-06-26
Diffraction Radiation
Monochromator Protocol
Si(111), side scattering I-beam bent single crystal, asymmetric cut 4.9650 deg SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 0.9794 SSRL BL7-1

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
1.95 50 99.9 -- 0.116 -- 9.8 47614 47545 0.0 0.0 31.7
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)
1.95 2.02 99.7 -- 0.355 6.8 8.8 4692

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 1.95 50.0 -- 0.0 -- 47501 2405 99.3 -- -- 0.201 0.2321 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 1.95 2.02 4216 225 -- 0.299 0.341 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.3136
Anisotropic B[1][1] 15.189
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -4.728
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -10.462
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.293
c_scbond_it 1.837
c_mcangle_it 2.009
c_angle_d 1.612
c_scangle_it 2.765
c_bond_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4958
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 439

Software

Software
Software Name Purpose
HKL-2000 data collection
PHASER phasing
CNS refinement
HKL-2000 data reduction
HKL-2000 data scaling