X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 2.1-2.3 M AMMONIUM SULFATE, pH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 157.68 α = 90
b = 157.68 β = 90
c = 246.44 γ = 90
Symmetry
Space Group P 41

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RAYONIX -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.1 -- BESSY 14.1

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
3.1 50 99.0 0.1 -- -- 8.7 -- 107788 -- -3.0 65.9
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)
3.1 3.21 99.0 0.53 -- 2.0 7.8 --

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 3.1 50.0 -- -- -- 102347 5386 98.85 -- 0.26132 0.26014 0.28338 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 3.097 3.177 -- 409 7348 0.328 0.365 -- 96.65
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 73.616
Anisotropic B[1][1] 3.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.01
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 10.58
r_mcbond_it 0.178
r_dihedral_angle_3_deg 14.148
r_dihedral_angle_1_deg 3.837
r_angle_refined_deg 0.744
r_gen_planes_refined 0.003
r_dihedral_angle_2_deg 31.108
r_chiral_restr 0.044
r_scangle_it 0.466
r_scbond_it 0.362
r_bond_refined_d 0.005
r_mcangle_it 0.332
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 33983
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 26

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0072
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing