X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 293.0
Details Ammonium Sulfate, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.74 α = 90
b = 89.74 β = 90
c = 133.82 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2001-10-03
Diffraction Radiation
Monochromator Protocol
fix-exit double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL44B2 1 SPring-8 BL44B2

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
2.3 19.97 94.3 -- -- -- -- 24925 24389 0.0 1.0 22.5
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)
2.3 2.38 68.6 -- -- -- -- --

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 2.3 19.97 -- 0.0 24394 23597 1227 97.8 0.208 0.208 0.206 0.241 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 2.3 2.4 3007 138 2869 0.228 0.265 0.023 98.7
X Ray Diffraction 2.4 2.53 3023 164 2859 0.231 0.309 0.024 98.7
X Ray Diffraction 2.53 2.69 3036 140 2896 0.206 0.267 0.023 98.9
X Ray Diffraction 2.69 2.9 3058 155 2903 0.217 0.271 0.022 98.8
X Ray Diffraction 2.9 3.19 3039 165 2874 0.228 0.29 0.023 98.2
X Ray Diffraction 3.19 3.65 3048 153 2895 0.197 0.204 0.017 98.1
X Ray Diffraction 3.65 4.58 3065 143 2922 0.177 0.208 0.017 97.0
X Ray Diffraction 4.58 19.97 3113 169 2944 0.209 0.219 0.017 93.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.05
Anisotropic B[1][1] 0.32
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.32
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.65
RMS Deviations
Key Refinement Restraint Deviation
c_torsion_impr_deg 2.28
c_angle_deg 1.2
c_bond_d 0.007
c_torsion_deg 20.9
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.31
Luzzati Sigma A (R-Free Set) 0.26
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3781
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 228

Software

Software
Software Name Purpose
CNS refinement version: 1.1
HKL-2000 data reduction
SCALEPACK data scaling
CNS phasing