X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Small Tubes
pH 8.15
Temperature 293.0
Details 10.5 mM potassium phosphate, MPD, pH 8.15, SMALL TUBES, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.39 α = 90
b = 47.39 β = 90
c = 62.75 γ = 90
Symmetry
Space Group P 41

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 278
2 278
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SDMS -- 1994-12-02
IMAGE PLATE MACSCIENCE -- 1994-12-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 -- -- --

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
1.94 6 86.1 0.074 -- -- -- 9988 8600 0.0 0.0 26.3
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)
1.94 2.06 70.0 -- -- -- -- 1170

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
-- 1.94 6.0 0.0 0.0 9988 8600 0 86.1 0.192 0.192 0.192 -- --
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.41
x_bond_d 0.01
x_angle_deg 1.6
x_angle_d 24.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1072
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 38

Software

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