X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details PEG 8000, TAPS, PH 8.5, VAPOR DIFFUSION, HANGING DROP AT 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.49 α = 90
b = 95.27 β = 106.55
c = 105 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2001-05-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.33 50 86.7 -- 0.041 -- 2.1 -- 282601 -- -3.0 14.28
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)
1.33 1.35 80.7 -- 0.34 1.7 1.88 --

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 1.33 50.0 -- 0.0 -- 268292 14165 89.1 -- 0.117 0.115 0.145 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.33
Anisotropic B[1][1] -0.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.36
Anisotropic B[2][2] -0.06
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.21
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12498
Nucleic Acid Atoms 0
Heterogen Atoms 86
Solvent Atoms 1459

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement