X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.3
Temperature 298.0
Details 20% w/v PEG 6000, 0.1 M bicine, 25 mM sodium azide, pH 8.3, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 100.85 α = 90
b = 108.89 β = 90
c = 182.88 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC -- 1997-03-25
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200B -- -- --

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 38.85 97.5 0.087 -- -- 5.5 43949 43949 0.0 0.0 16.7
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 2.33 79.2 0.298 -- -- 2.2 1198

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
-- 2.3 40.0 0.0 0.0 43928 43928 2220 97.5 -- -- 0.167 0.195 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -3.882
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.303
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.185
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.084
c_scbond_it 2.036
c_mcangle_it 1.979
c_mcbond_it 1.187
c_improper_angle_d 0.76
c_dihedral_angle_d 21.1
c_angle_deg 1.20524
c_bond_d 0.05279
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6508
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 309

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
AMORE model building