X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 22.0
Details ammonium phosphate, citrate buffer, NaCl, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 22K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.73 α = 90
b = 97.73 β = 90
c = 80.51 γ = 120
Symmetry
Space Group P 65

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- 2003-07-01
Diffraction Radiation
Monochromator Protocol
Osmic mirror SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 1.54 -- --

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
2.15 19.58 94.9 -- -- -- -- 23830 22615 2.0 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)
2.15 2.23 74.8 -- -- -- -- 297

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
MOLECULAR REPLACEMENT 2.15 19.44 -- 0.0 24232 22526 1706 94.4 0.233 0.233 0.205 0.233 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 2.15 2.28 -- 261 2958 0.266 0.301 0.019 81.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 33.1
Anisotropic B[1][1] 2.32
Anisotropic B[1][2] 2.82
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.32
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.64
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.84
c_dihedral_angle_d 23.1
c_angle_deg 1.7
c_bond_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2202
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 151

Software

Computing
Computing Package Purpose
R-AXIS Data Reduction (intensity integration)
D*TREK Data Reduction (data scaling)
AMORE Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
pdb_extract version: 1.501 data extraction
CNS refinement
D*trek version: 7.1SSI data processing