X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details 12MG/ML, 5+5 UL HANGING DROP, NA-ACETATE 25MM PH4.5, PEG 8000 15%, pH 4.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.1 α = 90
b = 48.1 β = 90
c = 115.8 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU COLLIMATOR 1999-08-15
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE 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
1.8 31 86.5 -- 0.1 -- 2.8 -- 24077 -- -- --
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 1.85 56.7 -- 0.16 4.6 2.2 --

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 -- 21666 2408 86.6 -- 0.20948 0.2045 0.25374 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.82
Anisotropic B[1][1] -0.3
Anisotropic B[1][2] -0.15
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.3
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.46
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1886
Nucleic Acid Atoms 0
Heterogen Atoms 86
Solvent Atoms 291

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS, EPMR Structure Solution
REFMAC5 Structure Refinement
Software
Software Name Purpose
REFMAC5 refinement
EPMR model building
CNS model building