X-RAY DIFFRACTION Experimental Data & Validation

X-ray Experimental Help


Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 277.0
Details PEG 800, sodium chloride, cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 76.42 α = 90
b = 76.42 β = 90
c = 47.46 γ = 90
Space Group I 41


Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH mirrors 1999-06-06
Diffraction Radiation
Monochromator Protocol
Goebel-Mirror System SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline

Data Collection

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
1.8 28 75.9 0.051 -- -- 2.1 9838 9838 0.0 0.0 21.6
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)
1.8 1.82 39.6 0.339 -- 1.3 1.2 200


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 1.8 28.0 0.0 0.0 9838 9838 744 75.9 0.206 0.206 0.193 0.246 thin shells 7.5%
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 2.7
p_bond_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1048
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 110


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