X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details CRYSTALLIZED IN A CUBIC LIPID PHASE MADE OF 58-62 W/V % 1-MONOOLEIN, 4 M KCL, 3.3-4.0 MG/ML HR AND 50 MM TRIS/HCL, PH 7.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67.3 α = 90
b = 67.3 β = 90
c = 209.2 γ = 120
Symmetry
Space Group P 63 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS 1999-08-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 -- ESRF ID14-3

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
1.8 25 98.2 0.051 -- -- 6.6 -- 26590 -- 0.0 26.2
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)
1.8 1.9 92.3 0.313 -- 2.8 5.1 --

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 1.8 25.0 -- 0.0 -- 26513 1617 98.1 -- 0.237 0.237 0.257 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 1.8 1.82 -- 33 723 0.336 0.309 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 32.5
Anisotropic B[1][1] -3.578
Anisotropic B[1][2] -0.275
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.578
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.156
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 1.08
c_scbond_it 0.69
c_mcangle_it 0.97
c_mcbond_it 0.56
c_bond_d 0.018721
c_angle_deg 1.77549
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1793
Nucleic Acid Atoms 0
Heterogen Atoms 280
Solvent Atoms 96

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
CNS Structure Solution
CNS 0.9 Structure Refinement
Software
Software Name Purpose
CNS version: 0.9 refinement
CNS model building