X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details pH 6.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.86 α = 90
b = 66.98 β = 94.27
c = 140.51 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
CCD ADSC QUANTUM -- 1996-03
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 -- CHESS A1

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 20 96.0 0.071 -- -- 3.8 -- 63147 -- -- --
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 2.48 81.3 0.128 -- 3.5 -- --

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 2.4 8.0 -- 0.0 -- 60401 5908 94.8 -- 0.196 0.196 0.266 THIN RESOLUTION SHELLS
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 2.4 2.48 -- 389 4550 0.312 0.341 0.017 78.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 42.0
Anisotropic B[1][1] 3.7
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.31
Anisotropic B[2][2] -8.5
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.8
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 7.3
x_scbond_it 5.0
x_mcangle_it 4.1
x_mcbond_it 2.6
x_improper_angle_d 1.47
x_bond_d 0.012
x_angle_deg 1.66
x_dihedral_angle_d 27.97
Coordinate Error
Parameter Value
Luzzati Sigma A (Observed) 0.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8136
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 548

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.8 Structure Solution
X-PLOR 3.8 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.8 refinement
X-PLOR version: 3.8 model building
SCALEPACK data reduction
DENZO data collection