X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details pH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 80.8 α = 90
b = 84.5 β = 104.3
c = 97.1 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC -- 1995-06-17
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- -- 1.5418 -- --

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
1.9 50 97.2 0.046 -- -- 3.0 -- 47904 -- 0.0 --

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
-- 1.9 10.0 -- 2.0 -- 43050 -- 93.5 -- 0.217 0.217 0.261 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.8
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 2.7
x_scbond_it 2.3
x_mcangle_it 1.2
x_mcbond_it 1.0
x_improper_angle_d 1.2
x_bond_d 0.007
x_angle_deg 1.3
x_dihedral_angle_d 22.5
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3579
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 371

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.0 Structure Solution
X-PLOR 3.54 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.54 refinement
X-PLOR version: 3.0 model building
DENZO/SCALEPACK data collection