X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 9
Details 0.1 M BICINE, 3.2 M (NH4)2SO4, PH 9

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.95 α = 90
b = 89.95 β = 90
c = 89.95 γ = 90
Symmetry
Space Group I 2 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
1.3 25 99.0 0.07 -- -- 13.9 -- 28043 -- 2.2 --
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)
1.3 1.37 100.0 0.3 -- 2.2 14.2 --

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 1.3 63.6 -- -- -- 28043 1499 98.94 -- 0.1468 0.14502 0.17963 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 1.3 1.334 -- 107 2091 0.159 0.188 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.105
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 14.196
r_rigid_bond_restr 29.368
r_bond_refined_d 0.008
r_angle_refined_deg 1.16
r_dihedral_angle_1_deg 5.927
r_sphericity_free 0.0
r_chiral_restr 0.075
r_gen_planes_refined 0.004
r_sphericity_bonded 17.611
r_dihedral_angle_2_deg 31.444
r_dihedral_angle_3_deg 12.327
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 935
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 172

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0116
MOSFLM data reduction
SCALA data scaling
PHASER phasing