X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 3 M AMMONIUM SULFATE, 100 MM SODIUM CITRATE PH 5.5 MIXED WITH AN EQUAL VOLUME OF PROTEIN AT 6MG/ML, HANGING DROP VAPOUR DIFFUSION.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.19 α = 90
b = 47.19 β = 90
c = 78.41 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2011-08-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I02 -- DIAMOND I02

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
1.78 40.87 99.8 0.06 -- -- 7.72 -- 10128 -- 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)
1.78 1.88 100.0 0.35 -- 2.2 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 1.78 19.77 -- -- -- 9603 486 99.72 -- 0.20327 0.20113 0.24825 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 1.781 1.827 -- 37 692 0.312 0.352 -- 99.86
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.108
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.01
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.358
r_scbond_it 3.576
r_mcangle_it 2.054
r_mcbond_other 0.383
r_mcbond_it 1.249
r_nbd_refined 0.221
r_gen_planes_other 0.001
r_gen_planes_refined 0.009
r_chiral_restr 0.114
r_dihedral_angle_3_deg 14.315
r_dihedral_angle_2_deg 39.851
r_dihedral_angle_1_deg 5.925
r_angle_other_deg 0.968
r_angle_refined_deg 1.987
r_bond_other_d 0.001
r_bond_refined_d 0.024
r_nbd_other 0.184
r_nbtor_refined 0.165
r_nbtor_other 0.095
r_xyhbond_nbd_refined 0.168
r_xyhbond_nbd_other 0.023
r_symmetry_vdw_refined 0.15
r_symmetry_vdw_other 0.155
r_symmetry_hbond_refined 0.72
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 622
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 46

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
PHASER model building