X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details 300 MM KCL, 50 MM MES, 5.6, 5% PEG6000, 5-15% PEG400, pH 5.60

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.62 α = 90
b = 53.52 β = 93.44
c = 78.31 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2000-02-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
1.9 6 94.8 0.051 -- -- 2.5 -- 30124 -- -- 21.7
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)
1.9 2.0 76.8 0.164 -- 5.3 2.4 --

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
MAD 1.9 30.0 -- 0.0 -- 29730 1492 94.8 -- 0.221 0.221 0.249 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 1.9 1.92 -- 31 699 0.2522 0.3128 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 26.25
Anisotropic B[1][1] 1.87
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.6
Anisotropic B[2][2] -3.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.66
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 0.0
c_scbond_it 0.0
c_mcangle_it 0.0
c_mcbond_it 0.0
c_bond_d 0.005
c_angle_deg 1.197
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2974
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 141

Software

Computing
Computing Package Purpose
CNS 1.0 Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
CNS version: 1.0 model building