X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.6
Temperature 291.0
Details PEG 8000, potassium phosphate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.03 α = 90
b = 78 β = 90
c = 192.51 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
IMAGE PLATE MARRESEARCH -- 2001-06-19
Diffraction Radiation
Monochromator Protocol
Mirror SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06SA 1.006 SLS X06SA

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
2.2 20 98.8 0.078 -- -- 4.4 39643 39547 -- 2.0 27.11
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)
2.2 2.28 96.0 0.27 -- 4.45 -- 3812

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 2.2 20.0 2.0 0.0 39643 39547 1981 -- -- -- 0.1875 0.2255 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 2.2 2.22 1011 48 -- 0.252 0.29 -- --
X Ray Diffraction 2.22 2.24 954 50 -- 0.252 0.29 -- --
X Ray Diffraction 2.24 2.26 993 47 -- 0.252 0.29 -- --
X Ray Diffraction 2.26 2.28 997 53 -- 0.252 0.29 -- --
X Ray Diffraction 2.28 2.3 1017 48 -- 0.252 0.29 -- --
X Ray Diffraction 2.3 2.33 1011 54 -- 0.252 0.29 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 27.11
Anisotropic B[1][1] -1.339
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.822
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.483
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.182
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.238
Luzzati Sigma A (Observed) 0.1933
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.299
Luzzati Sigma A (R-Free Set) 0.2802
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5859
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 259

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
AMoRE model building
SCALEPACK data reduction
DENZO data collection