X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 39% AMMONIUMSULFATE, 100 MM SODIUM PHOSPHATE, 0.04 MM FAD, 0.15 MM EDTA, 30 MM SODIUM SULFITE, 1 MM P-HYDROXYBENZOATE, pH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72 α = 90
b = 146.3 β = 90
c = 88.8 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 280
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS COLLIMATOR 1995-12
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE MACSCIENCE M18XH -- -- --

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 8 92.2 0.054 0.067 -- 2.5 -- 26122 -- 0.0 --

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 2.0 8.0 -- -- -- 26122 -- -- -- 0.177 0.177 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.7
Anisotropic B[1][1] -0.798
Anisotropic B[2][2] -1.849
Anisotropic B[3][3] 0.983
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.71
x_bond_d 0.006
x_angle_deg 1.5
x_dihedral_angle_d 23.8
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3094
Nucleic Acid Atoms 0
Heterogen Atoms 63
Solvent Atoms 279

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
X-PLOR model building