X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.2
Temperature 292.0
Details Ammonium sulfate, MES, TRIS, pH 5.2, VAPOR DIFFUSION, SITTING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 151.95 α = 90
b = 151.95 β = 90
c = 117.23 γ = 90
Symmetry
Space Group I 41

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH mirrors 1998-12-22
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.07 MPG/DESY, HAMBURG BW6

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
2.6 39.5 99.9 0.057 0.052 -- 6.3 40985 40985 0.0 0.0 68.211
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)
2.6 2.74 100.0 0.242 0.222 3.3 6.3 5971

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 2.6 50.0 0.0 0.0 40985 38917 2058 99.9 0.2103 0.2103 0.2083 0.248 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 51.97
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.0
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 2.558
p_bond_d 0.034
p_scangle_it 6.009
p_mcbond_it 1.389
p_scbond_it 3.728
Coordinate Error
Parameter Value
Luzzati Resolution Cutoff (Low) 50.0
Luzzati ESD (R-Free Set) 0.24693
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5145
Nucleic Acid Atoms 0
Heterogen Atoms 188
Solvent Atoms 147

Software

Software
Software Name Purpose
EPMR phasing
REFMAC refinement
MOSFLM data reduction
CCP4 data scaling version: (SCALA)