X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Peg 4000 T
pH 8.5
Temperature 291.0
Details PEG 4000, TRIS, Lithium Chloride, Glucose-1-phosphate, pH 8.5, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 75.33 α = 90
b = 105.94 β = 90
c = 218.9 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 -- 2001-02-08
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.2 ELETTRA 5.2R

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 19 91.4 0.19 -- -- 5.1 81626 81626 -- -- 34.034
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 2.3 87.4 0.36 -- 2.5 4.5 11231

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
FOURIER SYNTHESIS 2.2 20.0 -- -- 81515 81515 4167 91.4 0.19971 0.19971 0.19736 0.24312 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 35.156
Anisotropic B[1][1] -3.96
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.09
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 5.05
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.025
p_scangle_it 4.729
p_angle_deg 2.224
p_chiral_restr 0.156
p_plane_restr 0.011
p_mcbond_it 1.058
p_mcangle_it 1.833
p_scbond_it 3.125
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12780
Nucleic Acid Atoms 0
Heterogen Atoms 152
Solvent Atoms 1203

Software

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