X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.5
Temperature 293.0
Details 0.9 M ammonium sulfate, 100 mM acetate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67.93 α = 90
b = 124.98 β = 105.94
c = 86.39 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2002-12-17
Diffraction Radiation
Monochromator Protocol
crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.08 SSRL BL7-1

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
1.6 30 91.8 0.036 -- -- -- 182018 167180 -3.0 -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)
1.6 1.63 92.5 0.346 -- 2.6 -- --

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 1.6 30.0 -- 0.0 182004 137149 8417 91.8 -- 0.176 0.176 0.198 random
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] 0.36
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.067
Anisotropic B[2][2] 4.114
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.474
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_angle_deg 1.47
c_mcbond_it 1.099
c_scbond_it 1.961
c_mcangle_it 1.671
c_scangle_it 2.884
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9881
Nucleic Acid Atoms 0
Heterogen Atoms 196
Solvent Atoms 562

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
phasing model building version: from isomorphous structure
CNS refinement version: 1.0
PHASING phasing version: FROM ISOMORPHOUS STRUCTURE