X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 277.0
Details ammonium sulphate, HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.51 α = 90
b = 82.29 β = 95.44
c = 101.71 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 MARRESEARCH -- 2000-06-06
Diffraction Radiation
Monochromator Protocol
Germanium Ge(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1

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
1.39 53.16 99.0 0.082 0.082 -- 3.9 216019 216019 0.0 0.0 16.4
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)
1.39 1.47 99.0 0.373 0.373 3.3 3.2 29650

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
FOURIER SYNTHESIS 1.39 53.16 -- 0.0 215989 215989 2165 98.92 0.15339 0.15339 0.15311 0.1809 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 1.39 1.427 13790 126 -- 0.241 0.267 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model overall anisotropic
Mean Isotropic B 14.97
Anisotropic B[1][1] 0.12
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.07
Anisotropic B[2][2] -0.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.07
RMS Deviations
Key Refinement Restraint Deviation
p_angle_deg 1.581
p_bond_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7729
Nucleic Acid Atoms 0
Heterogen Atoms 126
Solvent Atoms 942

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
REFMAC model building
SCALA data reduction
MOSFLM data collection