X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 111.31 α = 90
b = 111.31 β = 90
c = 217.72 γ = 90
Symmetry
Space Group I 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2000-03-15
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
2.2 20 99.8 0.082 -- -- 5.0 -- 35018 -- -- --
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)
2.2 2.32 100.0 0.297 -- 3.9 5.0 --

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
SIRAS 2.2 20.0 -- 0.0 -- 34985 3471 99.9 -- 0.234 0.234 0.259 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Anisotropic B[1][1] -1.863
Anisotropic B[2][2] -1.863
Anisotropic B[3][3] 3.727
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 4.491
c_mcbond_it 2.173
c_bond_d 0.006
c_angle_deg 1.3
c_scbond_it 3.155
c_mcangle_it 3.377
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3049
Nucleic Acid Atoms 0
Heterogen Atoms 11
Solvent Atoms 122

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
MLPHARE phasing
DM phasing
CNS refinement version: 1.1