X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Temperature 310.0
Details PEG 8000, Ammonium sulfate, PIPES, pH 7.5, Hanging drop and micro seeding, temperature 310.0K, pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 102.2 α = 90
b = 140 β = 90
c = 191.4 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 4 MIRRORS 2000-12-14
Diffraction Radiation
Monochromator Protocol
CURVED-CRYSTAL SI 111 MULTIPLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 -- ALS 5.0.2

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
1.7 100 99.7 0.078 0.078 -- 6.2 -- 299052 -- 0.0 28.3
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)
1.7 1.74 99.3 0.565 0.565 2.0 4.0 --

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
MAD 1.7 20.0 -- 0.0 298381 283318 15063 95.0 -- -- 0.189 0.23 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 1.7 1.783 -- 1963 -- 0.25 0.302 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 28.5
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 29.8
p_staggered_tor 13.7
p_planar_tor 6.7
p_xyhbond_nbd 0.117
p_multtor_nbd 0.257
p_bond_d 0.011
p_angle_d 0.028
p_planar_d 0.055
p_mcbond_it 1.187
p_mcangle_it 1.652
p_scbond_it 1.514
p_scangle_it 2.166
p_singtor_nbd 0.172
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 19344
Nucleic Acid Atoms 0
Heterogen Atoms 268
Solvent Atoms 2811

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHAKE-N-BAKE, SOLVE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
Solve model building
SnB model building
SCALEPACK data reduction
HKL-2000 data collection