X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.6
Temperature 293.0
Details PROTEIN MIXED 1:1 WITH WELL SOLUTION OF 7.2-7.5% PEG 8000, 500MM NACL AND 100 MM MES BUFFER pH 5.4-5.6. VAPOR DIFFUSION, HANGING DROP at 293 K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 118.2 α = 90
b = 133.6 β = 90
c = 70.6 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1998-06-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 -- CHESS F1

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
2.4 40 82.4 0.117 -- -- 2.7 36169 36169 -- -3.0 41.1
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)
2.4 2.53 35.9 0.206 -- -- 1.3 2267

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
-- 2.4 15.0 -3.0 -- 32910 32910 3176 74.4 0.221 0.221 0.216 0.263 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -8.511
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -19.131
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 42.851
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_angle_deg 1.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5640
Nucleic Acid Atoms 0
Heterogen Atoms 124
Solvent Atoms 83

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
CNS Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
CNS model building