X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 277.0
Details ammonium sulfate, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.38 α = 90
b = 49.31 β = 90
c = 76.58 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
CCD MARRESEARCH -- 2000-11-29
Diffraction Radiation
Monochromator Protocol
Diamond (111), Ge(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1

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 35 98.1 0.045 -- -- 3.2 25069 24587 2.0 2.0 --
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 71.6 0.189 -- 4.0 2.0 862

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 41.0 -- 0.0 22927 22927 1235 99.3 0.14782 0.14782 0.14464 0.2053 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.615
Anisotropic B[1][1] -0.33
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.26
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.07
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 4.82
p_bond_d 0.012
p_scbond_it 6.441
p_scangle_it 7.685
p_mcbond_it 3.337
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1492
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 280

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
EPMR phasing
REFMAC refinement