X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 27-30% PEG-400, 0.1 M HEPES, PH 7.5-7.7, 0.2 M MGCL2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.43 α = 90
b = 124.32 β = 90
c = 130.54 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
CCD ADSC CCD -- 2007-11-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
2.4 15 99.2 0.1 -- -- 5.2 -- 47713 -- 2.0 36.4
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)
2.4 2.5 96.6 0.47 -- 3.9 5.2 --

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 2.4 15.0 -- -- -- 45448 2391 100.0 -- 0.18305 0.18034 0.23503 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 2.4 2.461 -- 169 3218 0.22 0.319 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 40.629
Anisotropic B[1][1] -0.91
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.87
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.78
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.416
r_dihedral_angle_2_deg 36.37
r_scbond_it 1.235
r_chiral_restr 0.077
r_mcangle_it 0.815
r_scangle_it 2.057
r_dihedral_angle_1_deg 6.317
r_dihedral_angle_4_deg 19.315
r_gen_planes_refined 0.004
r_angle_refined_deg 1.242
r_dihedral_angle_3_deg 14.695
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8506
Nucleic Acid Atoms 0
Heterogen Atoms 185
Solvent Atoms 392

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0102
XDS data reduction
SCALA data scaling
MOLREP phasing