X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 30-45% (V/V) PEG300, SITTING DROP VAPOUR DIFFUSION, 291K, pH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 71.23 α = 90
b = 111.97 β = 90
c = 113.78 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2011-04-13
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 -- ESRF ID23-2

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
2.84 56.89 100.0 0.08 -- -- 4.1 -- 11081 -- 1.5 84.16
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)
2.84 2.99 100.0 0.49 -- 2.8 4.1 --

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 2.84 21.8 -- 0.0 -- 11051 511 100.0 -- 0.1857 0.1838 0.2236 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 2.84 3.11 -- 129 2473 0.2068 0.2551 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 65.19
Anisotropic B[1][1] 7.4096
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.8026
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -10.2122
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.01
t_angle_deg 1.18
t_omega_torsion 2.8
t_other_torsion 21.18
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.347
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2008
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 15

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
BUSTER 2.11.2 Structure Refinement
Software
Software Name Purpose
BUSTER version: 2.11.2 refinement
PHASER model building