X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 10% PEG8000, 100MM TRIS/HCL BUFFER PH 8.0, 2.5MM ADP, 2.5MM SHIKIMATE, 10MM MGCL2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.86 α = 90
b = 106.94 β = 119.96
c = 42.75 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 MIRROR 1998-02-15
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
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
1.8 21.4 93.0 0.078 0.078 -- 5.3 -- 27407 -- 0.0 19.073
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)
1.8 1.86 69.1 0.348 0.348 1.9 1.6 --

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 1.8 25.0 -- 0.0 -- 30838 1551 93.0 -- -- 0.188 0.227 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.8
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 36.4
p_staggered_tor 16.9
p_planar_tor 4.0
p_xyhbond_nbd 0.173
p_multtor_nbd 0.265
p_bond_d 0.015
p_angle_d 0.038
p_planar_d 0.033
p_mcbond_it 1.623
p_mcangle_it 2.31
p_scbond_it 2.242
p_scangle_it 3.576
p_plane_restr 0.021
p_chiral_restr 0.125
p_singtor_nbd 0.184
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2610
Nucleic Acid Atoms 0
Heterogen Atoms 60
Solvent Atoms 214

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building