X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.7 α = 90
b = 58.7 β = 90
c = 131 γ = 90
Symmetry
Space Group P 43 2 2

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 1996-02-10
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 -- CHESS A1

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
-- -- 90.0 0.06 -- -- 3.0 -- 7644 -- 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
-- 2.5 7.0 -- 1.0 -- 7193 -- -- -- 0.185 0.185 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 4.0
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.016
x_angle_deg 2.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1504
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 73

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
X-PLOR Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
X-PLOR model building