X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 99.6 α = 90
b = 99.6 β = 90
c = 141.4 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU -- 1995-07-07
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- -- -- -- --

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
2.8 74 91.0 0.097 -- -- 4.4 -- 19015 -- 1.0 --

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
-- 2.8 8.0 -- 2.0 -- 18037 -- 92.0 -- 0.22 0.22 0.27 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.4
RMS Deviations
Key Refinement Restraint Deviation
x_mcangle_it 3.0
x_mcbond_it 2.0
x_improper_angle_d 1.04
x_bond_d 0.009
x_angle_deg 1.44
x_dihedral_angle_d 22.89
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4856
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 33

Software

Computing
Computing Package Purpose
R-AXIS Data Reduction (intensity integration)
X-PLOR 3.1 Structure Solution
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement
X-PLOR version: 3.1 model building
R-AXIS version: SOFTWARE data collection