X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details 0.1M TRIS PH 8.5, 5MM CDCL2, 5% PEG 8K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.39 α = 90
b = 86.39 β = 90
c = 68.12 γ = 120
Symmetry
Space Group P 61

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU MIRRORS 1997-06
Diffraction Radiation
Monochromator Protocol
NI FILTER --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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
2.3 50 91.1 -- 0.083 -- 4.4 -- 11849 -- 2.0 --
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)
2.3 2.38 61.1 -- 0.245 2.4 1.5 --

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
MIR, MR 2.3 15.0 -- 2.0 -- 11021 -- 85.4 -- 0.186 0.186 0.248 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 2.3 2.4 -- -- 78 0.3786 0.2475 -- 54.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.4
RMS Deviations
Key Refinement Restraint Deviation
x_dihedral_angle_d 25.7
x_improper_angle_d 1.61
x_angle_deg 1.64
x_bond_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1667
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 91

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
X-PLOR model building version: 3.843
X-PLOR refinement version: 3.843
X-PLOR phasing version: 3.843