X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
Temperature 293.0
Details 20% w/v PEG 3350, 0.2 M Ammonium di Hydrogen Phosphate using a protein concentration of 6 mg/ml.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 38.49 α = 90
b = 131.57 β = 90
c = 139.44 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2008-03-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 0.933 ESRF ID23-1

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
2.2 21.3 100.0 -- -- -- 6.6 -- 37183 -- -- 42.52
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)
2.2 2.3 -- -- -- -- -- --

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 2.2 21.29 -- 0.0 -- 37183 1860 99.21 -- 0.1776 0.1755 0.2179 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 2.19 2.25 -- 113 2498 0.2035 0.2569 -- 99.21
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 44.18
Anisotropic B[1][1] 4.0302
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.6429
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.3872
RMS Deviations
Key Refinement Restraint Deviation
t_omega_torsion 3.81
t_angle_deg 1.16
t_other_torsion 17.09
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.296
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4056
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 420

Software

Software
Software Name Purpose
BUSTER refinement version: 2.11.1
HKL-2000 data reduction
SCALEPACK data scaling
PHASER phasing