X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 0.085M tris, 0.085M sodium acetate, 16% PEG 4000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.99 α = 90
b = 81.14 β = 90
c = 117.8 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV++ -- 2011-09-13
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 1.5418 -- --

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
1.95 34.5 100.0 0.06 -- -- 5.7 101622 17887 3.0 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)
1.95 2.06 100.0 0.35 -- 2.2 5.7 --

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 1.95 30.88 -- -- -- 16950 898 99.83 -- 0.18795 0.18538 0.23617 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 1.95 2.001 -- 65 1245 0.266 0.309 -- 99.92
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.473
Anisotropic B[1][1] -0.04
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.21
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.942
r_sphericity_bonded 5.538
r_dihedral_angle_1_deg 7.087
r_dihedral_angle_2_deg 34.647
r_bond_refined_d 0.024
r_dihedral_angle_3_deg 16.299
r_mcangle_it 2.542
r_angle_refined_deg 1.895
r_gen_planes_refined 0.01
r_sphericity_free 6.071
r_dihedral_angle_4_deg 12.77
r_chiral_restr 0.13
r_rigid_bond_restr 2.62
r_mcbond_it 1.788
r_scbond_it 3.768
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1741
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 160

Software

Software
Software Name Purpose
CrystalClear data collection
PHASER phasing
REFMAC refinement version: 5.5.0110
MOSFLM data reduction
SCALA data scaling