X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.2 α = 90
b = 78.2 β = 90
c = 78.2 γ = 90
Symmetry
Space Group I 21 3

Diffraction

Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.932 ESRF BM14

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
1.8 55.3 99.9 -- 0.097 -- 21.1 7540 7540 -- -- --
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)
1.8 1.9 100.0 0.341 0.341 2.1 20.7 1103

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 1.8 55.3 -- 0.0 -- 7507 345 99.88 -- 0.1841 0.1822 0.2222 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.8 1.849 -- 17 539 0.224 0.235 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.8425
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.027
r_angle_refined_deg 2.035
r_dihedral_angle_2_deg 41.292
r_chiral_restr 0.169
r_gen_planes_refined 0.009
r_dihedral_angle_3_deg 15.816
r_mcangle_it 3.084
r_scangle_it 5.748
r_mcbond_it 1.773
r_dihedral_angle_4_deg 1.734
r_scbond_it 3.771
r_dihedral_angle_1_deg 6.342
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 400
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 52

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling version: 3.3.16
MOLREP phasing
REFMAC refinement
PDB_EXTRACT data extraction version: 3.11