X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.2
Details 4.3 M NACL,0.1 M HEPES-NA, PH7.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 83.53 α = 90
b = 83.53 β = 90
c = 181.26 γ = 120
Symmetry
Space Group P 32 1 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2012-02-02
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
2.5 72.34 98.0 0.27 -- -- 5.3 -- 23621 -- 3.0 --
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)
2.5 2.64 94.4 1.06 -- 1.6 5.5 --

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 2.5 72.34 -- -- -- 23621 1271 97.9 -- 0.23089 0.22882 0.26894 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 2.5 2.565 -- 75 1656 0.416 0.432 -- 93.67
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.618
Anisotropic B[1][1] 1.3
Anisotropic B[1][2] 0.65
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.3
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.95
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.336
r_bond_other_d 0.001
r_dihedral_angle_3_deg 16.205
r_mcbond_other 0.039
r_bond_refined_d 0.008
r_mcangle_it 0.64
r_scangle_it 1.352
r_chiral_restr 0.061
r_dihedral_angle_2_deg 34.377
r_gen_planes_refined 0.004
r_scbond_it 0.769
r_gen_planes_other 0.001
r_dihedral_angle_4_deg 17.603
r_dihedral_angle_1_deg 6.493
r_angle_other_deg 0.765
r_angle_refined_deg 1.052
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3033
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 11

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0072
MOSFLM data reduction
CCP4 data scaling
CCP4 phasing