X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 1.4 M NaCitrate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 111.38 α = 90
b = 111.38 β = 90
c = 311.96 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS -- 1998-11-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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
2.9 20 99.9 0.065 -- -- 10.9 16757 16757 -3.0 -3.0 85.0
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)
2.9 3.0 100.0 0.6 -- -- 10.0 1659

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
-- 2.9 20.0 0.0 0.0 16757 16183 808 95.9 0.251 0.251 0.246 0.265 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -1.44
Anisotropic B[1][2] -12.381
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.44
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.881
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.749
c_dihedral_angle_d 18.9
c_bond_d 0.008008
c_angle_deg 1.2289
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4195
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 2

Software

Software
Software Name Purpose
CNS refinement version: 0.4
R-AXIS data reduction
SCALEPACK data scaling