X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 291.0
Details PEG 4000, TRIS, Lithium Chloride, Glucose-1-phosphate., pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.83 α = 90
b = 105.28 β = 90
c = 218.62 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 -- 1999-12-10
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.000 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 40 94.7 0.15 -- -- 3.8 110577 110577 -- -- 17.386
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)
2.0 2.1 82.4 0.55 -- 1.8 2.8 13882

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 2.0 20.0 -- -- 104907 104907 5509 94.7 0.18205 0.18205 0.18008 0.22006 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.975
Anisotropic B[1][1] -0.82
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.97
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.78
RMS Deviations
Key Refinement Restraint Deviation
p_angle_deg 1.797
p_mcangle_it 1.745
p_mcbond_it 0.954
p_scangle_it 4.619
p_chiral_restr 0.148
p_plane_restr 0.009
p_scbond_it 2.881
p_bond_d 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12780
Nucleic Acid Atoms 0
Heterogen Atoms 78
Solvent Atoms 1235

Software

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