X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 10.5
Temperature 295.5
Details ammonium sulfate, lithium sulfate, CAPS buffer, pH 10.5, VAPOR DIFFUSION, SITTING DROP, temperature 295.5K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.62 α = 90
b = 184.36 β = 103.05
c = 56.17 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 171
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 flat mirror 2000-05-22
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 0.965 SSRL BL11-1

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
1.78 33.45 92.0 -- 0.06 -- 2.3 94383 84895 2.0 2.0 20.1
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)
1.78 1.81 87.1 -- 0.385 1.5 -- 4468

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 1.8 45.0 -- 0.0 94383 84895 1967 92.0 0.229 0.229 0.22 0.252 random
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] 0.59
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.34
Anisotropic B[2][2] 2.678
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.268
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7091
Nucleic Acid Atoms 0
Heterogen Atoms 83
Solvent Atoms 725

Software

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