X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 18% PEG 10000, 10MM ATP, 10MM LCISAMB, 0.1M HEPES PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 115.14 α = 90
b = 115.14 β = 90
c = 160.45 γ = 90
Symmetry
Space Group P 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-07-15
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS -- -- --

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
3.19 44.7 96.6 0.11 -- -- 8.4 -- 17653 -- 4.0 --
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)
3.19 3.45 96.8 0.34 -- 2.2 8.4 --

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
OTHER 3.19 8.0 -- 2.0 -- 16317 1610 94.4 -- 0.246 0.246 0.264 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 3.19 3.33 -- 207 1787 0.314 0.35 0.025 95.2
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.1
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.23
x_bond_d 0.009
x_angle_deg 1.4
x_dihedral_angle_d 24.7
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5692
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 184

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR 3.843 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.843 refinement
X-PLOR model building