X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 273.0
Details 1.6 M Ammonium sulphate, 100 mM Tris-HCl pH=8.0, VAPOR DIFFUSION, HANGING DROP, temperature 273K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 167.29 α = 90
b = 167.29 β = 90
c = 168.4 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 300 mm plate -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 21-ID-D 0.97961 APS 21-ID-D

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 50 94.6 0.136 -- -- 10.2 58659 58659 0.0 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)
2.3 2.38 96.3 0.529 -- 3.6 7.9 5842

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 41.89 -- -- -- 55673 2971 94.71 -- 0.18097 0.17853 0.22708 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 2.301 2.36 -- 208 4112 0.216 0.289 -- 96.26
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.111
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.01
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 1.09
r_dihedral_angle_1_deg 6.678
r_angle_refined_deg 1.99
r_dihedral_angle_4_deg 17.999
r_gen_planes_refined 0.01
r_bond_refined_d 0.023
r_scangle_it 5.3
r_dihedral_angle_2_deg 32.333
r_scbond_it 3.431
r_chiral_restr 0.135
r_mcangle_it 2.012
r_dihedral_angle_3_deg 15.458
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6805
Nucleic Acid Atoms 0
Heterogen Atoms 130
Solvent Atoms 534

Software

Software
Software Name Purpose
MAR345dtb data collection
PHASER phasing
REFMAC refinement version: 5.5.0066
HKL-2000 data reduction
HKL-2000 data scaling