X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 281.16
Details 100mM Hepes, 2.5M LiCl2, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 281.16K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.32 α = 90
b = 50.32 β = 90
c = 74.16 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 Double-crystal monochromator, 1m long Rh coated bent cylindrical mirror for horizontal and vertical focusing 2006-02-18
Diffraction Radiation
Monochromator Protocol
Double crystal, parallel SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL1-5 0.97944 SSRL BL1-5

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 74 97.0 0.07 -- -- 6.2 12484 12440 2.0 3.0 --
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 -- 99.0 0.368 -- 2.6 6.0 5451

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 1.7 74.0 -- 0.0 12424 12396 627 99.6 0.184 0.233 0.184 0.233 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 1.75 1016 56 960 0.251 0.265 -- --
X Ray Diffraction 1.75 1.81 1008 41 967 0.231 0.257 -- --
X Ray Diffraction 1.81 1.87 1021 49 972 0.221 0.335 -- --
X Ray Diffraction 1.87 1.95 1015 61 954 0.228 0.269 -- --
X Ray Diffraction 1.95 2.03 1019 44 975 0.186 0.245 -- --
X Ray Diffraction 2.03 2.14 1018 48 970 0.182 0.204 -- --
X Ray Diffraction 2.14 2.28 1033 50 983 0.18 0.241 -- --
X Ray Diffraction 2.28 2.45 1021 45 976 0.2 0.261 -- --
X Ray Diffraction 2.45 2.7 1028 60 968 0.16 0.218 -- --
X Ray Diffraction 2.7 3.09 1063 59 1004 0.193 0.241 -- --
X Ray Diffraction 3.09 3.89 1060 61 999 0.162 0.21 -- --
X Ray Diffraction 3.89 74.0 1094 53 1041 0.175 0.22 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.431
Anisotropic B[1][1] 0.375
Anisotropic B[1][2] 0.61
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.375
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.751
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.772
c_scbond_it 2.112
c_scangle_it 3.055
c_mcbond_it 1.166
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 892
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 120

Software

Software
Software Name Purpose
d*TREK data scaling
MOLREP phasing
CNS refinement
PDB_EXTRACT data extraction version: 2.000
Blu-Ice data collection
MOSFLM data reduction