X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 281.0
Details 2M Ammonium sulphate, MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 281K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 94.09 α = 90
b = 100.68 β = 90
c = 153.54 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-06-05
Diffraction Radiation
Monochromator Protocol
Double crystal, Si(111) or Si(311) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.9465 ESRF ID14-4

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
1.5 9 100.0 0.067 0.054 -- 7.5 116344 109596 0.0 2.0 29.15
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)
1.5 1.55 98.1 -- 0.282 -- 6.0 11230

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
MAD 1.5 9.0 0.0 0.0 103914 103914 5521 94.64 0.242 0.242 0.241 0.249 Random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 11.76
Anisotropic B[1][1] -0.21
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.87
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.0
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.006
p_angle_d 1.495
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5270
Nucleic Acid Atoms 0
Heterogen Atoms 139
Solvent Atoms 364

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SOLVE, DM Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
SOLVE/DM model building
SCALEPACK data reduction
DENZO data collection