X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details HANGING DROP METHOD (PROTEIN SOLUTION:WELL 1:1). PROTEIN CONCENTRATION 10 MG/ML. WELL: 50 MM TRIS, 200 MM NAOAC, 23-25% PEG4000, PH 8.0 MOLAR RATIO EF-TU:GDP:AURODOX = 1:1:5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 69 α = 90
b = 101.4 β = 113.6
c = 79.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 105
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD X-RAY RESEARCH, HAMBURG, GERMANY -- 2000-09-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X13 -- EMBL/DESY, Hamburg X13

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 60 99.8 -- 0.067 -- 4.3 -- 67199 -- -3.0 24.7
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)
2.0 2.03 98.7 -- 0.263 3.9 2.8 --

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 2.0 20.0 -- 0.0 -- 66574 3358 98.9 -- 0.191 0.191 0.221 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 2.0 2.07 -- 331 5701 0.2428 0.2892 0.016 98.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 30.4
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_dihedral_angle_d 25.4
c_scbond_it 2.08
c_mcbond_it 1.3
c_angle_deg 1.47
c_improper_angle_d 0.95
c_scangle_it 3.09
c_mcangle_it 1.98
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5976
Nucleic Acid Atoms 0
Heterogen Atoms 182
Solvent Atoms 598

Software

Software
Software Name Purpose
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing