X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 100 MM SODIUM FORMATE, 18% PEG-3350, pH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.22 α = 90
b = 51.33 β = 96.13
c = 150.08 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2010-04-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I03 -- Diamond I03

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
1.75 43.45 93.2 0.06 -- -- 2.6 -- 105859 -- 0.0 --
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)
1.75 1.84 95.8 0.45 -- 1.7 2.4 --

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 1.75 42.14 -- -- -- 100531 5305 92.9 -- 0.21122 0.20955 0.24235 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 1.75 1.795 -- 364 7607 0.362 0.372 -- 95.74
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.404
Anisotropic B[1][1] -0.77
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.54
Anisotropic B[2][2] 1.86
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.12
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.012
r_angle_other_deg 1.409
r_gen_planes_other 0.008
r_dihedral_angle_2_deg 33.485
r_dihedral_angle_3_deg 14.74
r_chiral_restr 0.115
r_angle_refined_deg 1.802
r_bond_other_d 0.009
r_bond_refined_d 0.017
r_dihedral_angle_4_deg 13.263
r_dihedral_angle_1_deg 6.978
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8928
Nucleic Acid Atoms 0
Heterogen Atoms 136
Solvent Atoms 424

Software

Software
Software Name Purpose
REFMAC refinement version: 5.7.0029
MOSFLM data reduction
SCALA data scaling
PHASER phasing