X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 20-30% PEG 8000, 100 MM NA CACODYLATE PH 6.5, 100 MM MG ACETATE, AND 2% N-OCTYL-BETA-D-GLUCOSIDE.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 146.05 α = 90
b = 146.05 β = 90
c = 58.53 γ = 120
Symmetry
Space Group P 62 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2005-05-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I04 -- Diamond I04

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
2.3 53.12 98.6 0.09 -- -- 4.6 -- 16479 -- 2.0 --
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)
2.3 2.42 97.4 0.69 -- 3.6 4.2 --

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 2.3 126.48 -- -- -- 15629 838 97.73 -- 0.21385 0.21076 0.27465 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 2.3 2.36 -- 62 995 0.258 0.335 -- 96.44
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.362
Anisotropic B[1][1] 2.18
Anisotropic B[1][2] 1.09
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.18
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.27
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 18.752
r_dihedral_angle_1_deg 7.139
r_angle_refined_deg 2.029
r_chiral_restr 0.122
r_gen_planes_refined 0.01
r_dihedral_angle_3_deg 15.651
r_dihedral_angle_2_deg 32.036
r_bond_refined_d 0.018
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1774
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 48

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0117
MOSFLM data reduction
SCALA data scaling
PHASER phasing