X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details CO-CRYSTALLIZED WITH URANIUM ACETATE, PH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 111.41 α = 90
b = 76.41 β = 90
c = 71.25 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.25 10 97.8 0.044 -- -- 3.4 -- 167630 -- 0.0 12.3

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
-- 1.25 10.0 -- 0.0 -- 164131 8409 97.8 -- -- 0.224 0.252 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.9
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 28.2
p_staggered_tor 15.7
p_planar_tor 2.3
p_xyhbond_nbd 0.161
p_multtor_nbd 0.244
p_bond_d 0.009
p_angle_d 0.02
p_planar_d 0.023
p_mcbond_it 1.238
p_mcangle_it 1.987
p_scbond_it 3.575
p_scangle_it 5.181
p_plane_restr 0.0
p_chiral_restr 0.095
p_singtor_nbd 0.17
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4193
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 415

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 Structure Solution
PROLSQ Structure Refinement
Software
Software Name Purpose
PROLSQ refinement
CCP4 model building
DENZO data collection