X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8
Temperature 293.0
Details 25% PEG 400, 0.1M Sodium Citrate, 0.1M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 113.59 α = 90
b = 114.63 β = 90
c = 92.96 γ = 90
Symmetry
Space Group C 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 70
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2010-05-17
Diffraction Radiation
Monochromator Protocol
Si (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.94 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
3 92.9 95.2 -- -- -- -- 11909 11333 2.0 1.0 78.37

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 3.0 60.93 -- 0.0 11909 11333 575 -- -- 0.1949 0.1917 0.2569 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 3.0 3.29 -- 133 2707 0.1996 0.2801 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 85.03
Anisotropic B[1][1] 4.1053
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -17.3415
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 13.2362
RMS Deviations
Key Refinement Restraint Deviation
t_other_torsion 21.25
t_omega_torsion 2.56
t_angle_deg 1.12
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.419
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3386
Nucleic Acid Atoms 0
Heterogen Atoms 184
Solvent Atoms 9

Software

Computing
Computing Package Purpose
DNA Data Collection
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
BUSTER 2.9.2 Structure Refinement
Software
Software Name Purpose
BUSTER version: 2.9.2 refinement
PHASER model building
DNA data collection